668002400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{64231}}^1$

素因数の和:64264

約数の個数: 72

約数和(自身を含む): 1756231344

約数和(自身を除く): 1088228944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 10400, 64231, 128462, 256924, 321155, 513848, 642310, 835003, 1027696, 1284620, 1605775, 1670006, 2055392, 2569240, 3211550, 3340012, 4175015, 5138480, 6423100, 6680024, 8350030, 10276960, 12846200, 13360048, 16700060, 20875075, 25692400, 26720096, 33400120, 41750150, 51384800, 66800240, 83500300, 133600480, 167000600, 334001200, 668002400]

約数ペア:

[(1, 668002400), (2, 334001200), (4, 167000600), (5, 133600480), (8, 83500300), (10, 66800240), (13, 51384800), (16, 41750150), (20, 33400120), (25, 26720096), (26, 25692400), (32, 20875075), (40, 16700060), (50, 13360048), (52, 12846200), (65, 10276960), (80, 8350030), (100, 6680024), (104, 6423100), (130, 5138480), (160, 4175015), (200, 3340012), (208, 3211550), (260, 2569240), (325, 2055392), (400, 1670006), (416, 1605775), (520, 1284620), (650, 1027696), (800, 835003), (1040, 642310), (1300, 513848), (2080, 321155), (2600, 256924), (5200, 128462), (10400, 64231)]