39450255280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{201359}}^1$

素因数の和:201482

約数の個数: 80

約数和(自身を含む): 95879577600

約数和(自身を除く): 56429322320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 395, 496, 620, 632, 790, 1240, 1264, 1580, 2449, 2480, 3160, 4898, 6320, 9796, 12245, 19592, 24490, 39184, 48980, 97960, 195920, 201359, 402718, 805436, 1006795, 1610872, 2013590, 3221744, 4027180, 6242129, 8054360, 12484258, 15907361, 16108720, 24968516, 31210645, 31814722, 49937032, 62421290, 63629444, 79536805, 99874064, 124842580, 127258888, 159073610, 249685160, 254517776, 318147220, 493128191, 499370320, 636294440, 986256382, 1272588880, 1972512764, 2465640955, 3945025528, 4931281910, 7890051056, 9862563820, 19725127640, 39450255280]

約数ペア:

[(1, 39450255280), (2, 19725127640), (4, 9862563820), (5, 7890051056), (8, 4931281910), (10, 3945025528), (16, 2465640955), (20, 1972512764), (31, 1272588880), (40, 986256382), (62, 636294440), (79, 499370320), (80, 493128191), (124, 318147220), (155, 254517776), (158, 249685160), (248, 159073610), (310, 127258888), (316, 124842580), (395, 99874064), (496, 79536805), (620, 63629444), (632, 62421290), (790, 49937032), (1240, 31814722), (1264, 31210645), (1580, 24968516), (2449, 16108720), (2480, 15907361), (3160, 12484258), (4898, 8054360), (6320, 6242129), (9796, 4027180), (12245, 3221744), (19592, 2013590), (24490, 1610872), (39184, 1006795), (48980, 805436), (97960, 402718), (195920, 201359)]