15663783100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1\times {\mathrm{661}}^1$

素因数の和:1128

約数の個数: 144

約数和(自身を含む): 39418657600

約数和(自身を除く): 23754874500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 97, 100, 140, 175, 194, 349, 350, 388, 485, 661, 679, 698, 700, 970, 1322, 1358, 1396, 1745, 1940, 2425, 2443, 2644, 2716, 3305, 3395, 3490, 4627, 4850, 4886, 6610, 6790, 6980, 8725, 9254, 9700, 9772, 12215, 13220, 13580, 16525, 16975, 17450, 18508, 23135, 24430, 33050, 33853, 33950, 34900, 46270, 48860, 61075, 64117, 66100, 67706, 67900, 92540, 115675, 122150, 128234, 135412, 169265, 230689, 231350, 236971, 244300, 256468, 320585, 338530, 448819, 461378, 462700, 473942, 641170, 677060, 846325, 897638, 922756, 947884, 1153445, 1184855, 1282340, 1602925, 1614823, 1692650, 1795276, 2244095, 2306890, 2369710, 3205850, 3229646, 3385300, 4488190, 4613780, 4739420, 5767225, 5924275, 6411700, 6459292, 8074115, 8976380, 11220475, 11534450, 11848550, 16148230, 22376833, 22440950, 23068900, 23697100, 32296460, 40370575, 44753666, 44881900, 80741150, 89507332, 111884165, 156637831, 161482300, 223768330, 313275662, 447536660, 559420825, 626551324, 783189155, 1118841650, 1566378310, 2237683300, 3132756620, 3915945775, 7831891550, 15663783100]

約数ペア:

[(1, 15663783100), (2, 7831891550), (4, 3915945775), (5, 3132756620), (7, 2237683300), (10, 1566378310), (14, 1118841650), (20, 783189155), (25, 626551324), (28, 559420825), (35, 447536660), (50, 313275662), (70, 223768330), (97, 161482300), (100, 156637831), (140, 111884165), (175, 89507332), (194, 80741150), (349, 44881900), (350, 44753666), (388, 40370575), (485, 32296460), (661, 23697100), (679, 23068900), (698, 22440950), (700, 22376833), (970, 16148230), (1322, 11848550), (1358, 11534450), (1396, 11220475), (1745, 8976380), (1940, 8074115), (2425, 6459292), (2443, 6411700), (2644, 5924275), (2716, 5767225), (3305, 4739420), (3395, 4613780), (3490, 4488190), (4627, 3385300), (4850, 3229646), (4886, 3205850), (6610, 2369710), (6790, 2306890), (6980, 2244095), (8725, 1795276), (9254, 1692650), (9700, 1614823), (9772, 1602925), (12215, 1282340), (13220, 1184855), (13580, 1153445), (16525, 947884), (16975, 922756), (17450, 897638), (18508, 846325), (23135, 677060), (24430, 641170), (33050, 473942), (33853, 462700), (33950, 461378), (34900, 448819), (46270, 338530), (48860, 320585), (61075, 256468), (64117, 244300), (66100, 236971), (67706, 231350), (67900, 230689), (92540, 169265), (115675, 135412), (122150, 128234)]