28757200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4229}}^1$

素因数の和:4264

約数の個数: 60

約数和(自身を含む): 73170540

約数和(自身を除く): 44413340

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 4229, 6800, 8458, 16916, 21145, 33832, 42290, 67664, 71893, 84580, 105725, 143786, 169160, 211450, 287572, 338320, 359465, 422900, 575144, 718930, 845800, 1150288, 1437860, 1691600, 1797325, 2875720, 3594650, 5751440, 7189300, 14378600, 28757200]

約数ペア:

[(1, 28757200), (2, 14378600), (4, 7189300), (5, 5751440), (8, 3594650), (10, 2875720), (16, 1797325), (17, 1691600), (20, 1437860), (25, 1150288), (34, 845800), (40, 718930), (50, 575144), (68, 422900), (80, 359465), (85, 338320), (100, 287572), (136, 211450), (170, 169160), (200, 143786), (272, 105725), (340, 84580), (400, 71893), (425, 67664), (680, 42290), (850, 33832), (1360, 21145), (1700, 16916), (3400, 8458), (4229, 6800)]