12930945680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{29129}}^1$

素因数の和:29352

約数の個数: 80

約数和(自身を含む): 31208716800

約数和(自身を除く): 18277771120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 179, 248, 310, 358, 496, 620, 716, 895, 1240, 1432, 1790, 2480, 2864, 3580, 5549, 7160, 11098, 14320, 22196, 27745, 29129, 44392, 55490, 58258, 88784, 110980, 116516, 145645, 221960, 233032, 291290, 443920, 466064, 582580, 902999, 1165160, 1805998, 2330320, 3611996, 4514995, 5214091, 7223992, 9029990, 10428182, 14447984, 18059980, 20856364, 26070455, 36119960, 41712728, 52140910, 72239920, 83425456, 104281820, 161636821, 208563640, 323273642, 417127280, 646547284, 808184105, 1293094568, 1616368210, 2586189136, 3232736420, 6465472840, 12930945680]

約数ペア:

[(1, 12930945680), (2, 6465472840), (4, 3232736420), (5, 2586189136), (8, 1616368210), (10, 1293094568), (16, 808184105), (20, 646547284), (31, 417127280), (40, 323273642), (62, 208563640), (80, 161636821), (124, 104281820), (155, 83425456), (179, 72239920), (248, 52140910), (310, 41712728), (358, 36119960), (496, 26070455), (620, 20856364), (716, 18059980), (895, 14447984), (1240, 10428182), (1432, 9029990), (1790, 7223992), (2480, 5214091), (2864, 4514995), (3580, 3611996), (5549, 2330320), (7160, 1805998), (11098, 1165160), (14320, 902999), (22196, 582580), (27745, 466064), (29129, 443920), (44392, 291290), (55490, 233032), (58258, 221960), (88784, 145645), (110980, 116516)]