639336750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2851}}^1$

素因数の和:2907

約数の個数: 128

約数和(自身を含む): 1793885184

約数和(自身を除く): 1154548434

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 25, 26, 30, 39, 46, 50, 65, 69, 75, 78, 115, 125, 130, 138, 150, 195, 230, 250, 299, 325, 345, 375, 390, 575, 598, 650, 690, 750, 897, 975, 1150, 1495, 1625, 1725, 1794, 1950, 2851, 2875, 2990, 3250, 3450, 4485, 4875, 5702, 5750, 7475, 8553, 8625, 8970, 9750, 14255, 14950, 17106, 17250, 22425, 28510, 37063, 37375, 42765, 44850, 65573, 71275, 74126, 74750, 85530, 111189, 112125, 131146, 142550, 185315, 196719, 213825, 222378, 224250, 327865, 356375, 370630, 393438, 427650, 555945, 655730, 712750, 852449, 926575, 983595, 1069125, 1111890, 1639325, 1704898, 1853150, 1967190, 2138250, 2557347, 2779725, 3278650, 4262245, 4632875, 4917975, 5114694, 5559450, 8196625, 8524490, 9265750, 9835950, 12786735, 13898625, 16393250, 21311225, 24589875, 25573470, 27797250, 42622450, 49179750, 63933675, 106556125, 127867350, 213112250, 319668375, 639336750]

約数ペア:

[(1, 639336750), (2, 319668375), (3, 213112250), (5, 127867350), (6, 106556125), (10, 63933675), (13, 49179750), (15, 42622450), (23, 27797250), (25, 25573470), (26, 24589875), (30, 21311225), (39, 16393250), (46, 13898625), (50, 12786735), (65, 9835950), (69, 9265750), (75, 8524490), (78, 8196625), (115, 5559450), (125, 5114694), (130, 4917975), (138, 4632875), (150, 4262245), (195, 3278650), (230, 2779725), (250, 2557347), (299, 2138250), (325, 1967190), (345, 1853150), (375, 1704898), (390, 1639325), (575, 1111890), (598, 1069125), (650, 983595), (690, 926575), (750, 852449), (897, 712750), (975, 655730), (1150, 555945), (1495, 427650), (1625, 393438), (1725, 370630), (1794, 356375), (1950, 327865), (2851, 224250), (2875, 222378), (2990, 213825), (3250, 196719), (3450, 185315), (4485, 142550), (4875, 131146), (5702, 112125), (5750, 111189), (7475, 85530), (8553, 74750), (8625, 74126), (8970, 71275), (9750, 65573), (14255, 44850), (14950, 42765), (17106, 37375), (17250, 37063), (22425, 28510)]