201397640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2621}}^1$

素因数の和:2762

約数の個数: 64

約数和(自身を含む): 484230960

約数和(自身を除く): 282833320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 113, 136, 170, 226, 340, 452, 565, 680, 904, 1130, 1921, 2260, 2621, 3842, 4520, 5242, 7684, 9605, 10484, 13105, 15368, 19210, 20968, 26210, 38420, 44557, 52420, 76840, 89114, 104840, 178228, 222785, 296173, 356456, 445570, 592346, 891140, 1184692, 1480865, 1782280, 2369384, 2961730, 5034941, 5923460, 10069882, 11846920, 20139764, 25174705, 40279528, 50349410, 100698820, 201397640]

約数ペア:

[(1, 201397640), (2, 100698820), (4, 50349410), (5, 40279528), (8, 25174705), (10, 20139764), (17, 11846920), (20, 10069882), (34, 5923460), (40, 5034941), (68, 2961730), (85, 2369384), (113, 1782280), (136, 1480865), (170, 1184692), (226, 891140), (340, 592346), (452, 445570), (565, 356456), (680, 296173), (904, 222785), (1130, 178228), (1921, 104840), (2260, 89114), (2621, 76840), (3842, 52420), (4520, 44557), (5242, 38420), (7684, 26210), (9605, 20968), (10484, 19210), (13105, 15368)]