27749927140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1\times {\mathrm{2671}}^1$

素因数の和:4013

約数の個数: 96

約数和(自身を含む): 64856494080

約数和(自身を除く): 37106566940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1289, 1612, 2015, 2578, 2671, 4030, 5156, 5342, 6445, 8060, 10684, 12890, 13355, 16757, 25780, 26710, 33514, 34723, 39959, 53420, 67028, 69446, 79918, 82801, 83785, 138892, 159836, 165602, 167570, 173615, 199795, 331204, 335140, 347230, 399590, 414005, 519467, 694460, 799180, 828010, 1038934, 1076413, 1656020, 2077868, 2152826, 2597335, 3442919, 4305652, 5194670, 5382065, 6885838, 10389340, 10764130, 13771676, 17214595, 21528260, 34429190, 44757947, 68858380, 89515894, 106730489, 179031788, 213460978, 223789735, 426921956, 447579470, 533652445, 895158940, 1067304890, 1387496357, 2134609780, 2774992714, 5549985428, 6937481785, 13874963570, 27749927140]

約数ペア:

[(1, 27749927140), (2, 13874963570), (4, 6937481785), (5, 5549985428), (10, 2774992714), (13, 2134609780), (20, 1387496357), (26, 1067304890), (31, 895158940), (52, 533652445), (62, 447579470), (65, 426921956), (124, 223789735), (130, 213460978), (155, 179031788), (260, 106730489), (310, 89515894), (403, 68858380), (620, 44757947), (806, 34429190), (1289, 21528260), (1612, 17214595), (2015, 13771676), (2578, 10764130), (2671, 10389340), (4030, 6885838), (5156, 5382065), (5342, 5194670), (6445, 4305652), (8060, 3442919), (10684, 2597335), (12890, 2152826), (13355, 2077868), (16757, 1656020), (25780, 1076413), (26710, 1038934), (33514, 828010), (34723, 799180), (39959, 694460), (53420, 519467), (67028, 414005), (69446, 399590), (79918, 347230), (82801, 335140), (83785, 331204), (138892, 199795), (159836, 173615), (165602, 167570)]