20796875200

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^1\times {\mathrm{764591}}^1$

素因数の和:764630

約数の個数: 84

約数和(自身を含む): 54183576672

約数和(自身を除く): 33386701472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 136, 160, 170, 200, 272, 320, 340, 400, 425, 544, 680, 800, 850, 1088, 1360, 1600, 1700, 2720, 3400, 5440, 6800, 13600, 27200, 764591, 1529182, 3058364, 3822955, 6116728, 7645910, 12233456, 12998047, 15291820, 19114775, 24466912, 25996094, 30583640, 38229550, 48933824, 51992188, 61167280, 64990235, 76459100, 103984376, 122334560, 129980470, 152918200, 207968752, 244669120, 259960940, 305836400, 324951175, 415937504, 519921880, 611672800, 649902350, 831875008, 1039843760, 1223345600, 1299804700, 2079687520, 2599609400, 4159375040, 5199218800, 10398437600, 20796875200]

約数ペア:

[(1, 20796875200), (2, 10398437600), (4, 5199218800), (5, 4159375040), (8, 2599609400), (10, 2079687520), (16, 1299804700), (17, 1223345600), (20, 1039843760), (25, 831875008), (32, 649902350), (34, 611672800), (40, 519921880), (50, 415937504), (64, 324951175), (68, 305836400), (80, 259960940), (85, 244669120), (100, 207968752), (136, 152918200), (160, 129980470), (170, 122334560), (200, 103984376), (272, 76459100), (320, 64990235), (340, 61167280), (400, 51992188), (425, 48933824), (544, 38229550), (680, 30583640), (800, 25996094), (850, 24466912), (1088, 19114775), (1360, 15291820), (1600, 12998047), (1700, 12233456), (2720, 7645910), (3400, 6116728), (5440, 3822955), (6800, 3058364), (13600, 1529182), (27200, 764591)]