77371040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:886

約数の個数: 96

約数和(自身を含む): 198858240

約数和(自身を除く): 121487200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 380, 496, 589, 608, 620, 760, 821, 992, 1178, 1240, 1520, 1642, 2356, 2480, 2945, 3040, 3284, 4105, 4712, 4960, 5890, 6568, 8210, 9424, 11780, 13136, 15599, 16420, 18848, 23560, 25451, 26272, 31198, 32840, 47120, 50902, 62396, 65680, 77995, 94240, 101804, 124792, 127255, 131360, 155990, 203608, 249584, 254510, 311980, 407216, 483569, 499168, 509020, 623960, 814432, 967138, 1018040, 1247920, 1934276, 2036080, 2417845, 2495840, 3868552, 4072160, 4835690, 7737104, 9671380, 15474208, 19342760, 38685520, 77371040]

約数ペア:

[(1, 77371040), (2, 38685520), (4, 19342760), (5, 15474208), (8, 9671380), (10, 7737104), (16, 4835690), (19, 4072160), (20, 3868552), (31, 2495840), (32, 2417845), (38, 2036080), (40, 1934276), (62, 1247920), (76, 1018040), (80, 967138), (95, 814432), (124, 623960), (152, 509020), (155, 499168), (160, 483569), (190, 407216), (248, 311980), (304, 254510), (310, 249584), (380, 203608), (496, 155990), (589, 131360), (608, 127255), (620, 124792), (760, 101804), (821, 94240), (992, 77995), (1178, 65680), (1240, 62396), (1520, 50902), (1642, 47120), (2356, 32840), (2480, 31198), (2945, 26272), (3040, 25451), (3284, 23560), (4105, 18848), (4712, 16420), (4960, 15599), (5890, 13136), (6568, 11780), (8210, 9424)]