80539496700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{261407}}^1$

素因数の和:261516

約数の個数: 144

約数和(自身を含む): 254130401280

約数和(自身を除く): 173590904580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 79, 100, 130, 150, 156, 158, 195, 237, 260, 300, 316, 325, 390, 395, 474, 650, 780, 790, 948, 975, 1027, 1185, 1300, 1580, 1950, 1975, 2054, 2370, 3081, 3900, 3950, 4108, 4740, 5135, 5925, 6162, 7900, 10270, 11850, 12324, 15405, 20540, 23700, 25675, 30810, 51350, 61620, 77025, 102700, 154050, 261407, 308100, 522814, 784221, 1045628, 1307035, 1568442, 2614070, 3136884, 3398291, 3921105, 5228140, 6535175, 6796582, 7842210, 10194873, 13070350, 13593164, 15684420, 16991455, 19605525, 20389746, 20651153, 26140700, 33982910, 39211050, 40779492, 41302306, 50974365, 61953459, 67965820, 78422100, 82604612, 84957275, 101948730, 103255765, 123906918, 169914550, 203897460, 206511530, 247813836, 254871825, 268464989, 309767295, 339829100, 413023060, 509743650, 516278825, 536929978, 619534590, 805394967, 1019487300, 1032557650, 1073859956, 1239069180, 1342324945, 1548836475, 1610789934, 2065115300, 2684649890, 3097672950, 3221579868, 4026974835, 5369299780, 6195345900, 6711624725, 8053949670, 13423249450, 16107899340, 20134874175, 26846498900, 40269748350, 80539496700]

約数ペア:

[(1, 80539496700), (2, 40269748350), (3, 26846498900), (4, 20134874175), (5, 16107899340), (6, 13423249450), (10, 8053949670), (12, 6711624725), (13, 6195345900), (15, 5369299780), (20, 4026974835), (25, 3221579868), (26, 3097672950), (30, 2684649890), (39, 2065115300), (50, 1610789934), (52, 1548836475), (60, 1342324945), (65, 1239069180), (75, 1073859956), (78, 1032557650), (79, 1019487300), (100, 805394967), (130, 619534590), (150, 536929978), (156, 516278825), (158, 509743650), (195, 413023060), (237, 339829100), (260, 309767295), (300, 268464989), (316, 254871825), (325, 247813836), (390, 206511530), (395, 203897460), (474, 169914550), (650, 123906918), (780, 103255765), (790, 101948730), (948, 84957275), (975, 82604612), (1027, 78422100), (1185, 67965820), (1300, 61953459), (1580, 50974365), (1950, 41302306), (1975, 40779492), (2054, 39211050), (2370, 33982910), (3081, 26140700), (3900, 20651153), (3950, 20389746), (4108, 19605525), (4740, 16991455), (5135, 15684420), (5925, 13593164), (6162, 13070350), (7900, 10194873), (10270, 7842210), (11850, 6796582), (12324, 6535175), (15405, 5228140), (20540, 3921105), (23700, 3398291), (25675, 3136884), (30810, 2614070), (51350, 1568442), (61620, 1307035), (77025, 1045628), (102700, 784221), (154050, 522814), (261407, 308100)]