203400920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9649}}^1$

素因数の和:9708

約数の個数: 64

約数和(自身を含む): 500256000

約数和(自身を除く): 296855080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 1054, 1240, 2108, 2635, 4216, 5270, 9649, 10540, 19298, 21080, 38596, 48245, 77192, 96490, 164033, 192980, 299119, 328066, 385960, 598238, 656132, 820165, 1196476, 1312264, 1495595, 1640330, 2392952, 2991190, 3280660, 5085023, 5982380, 6561320, 10170046, 11964760, 20340092, 25425115, 40680184, 50850230, 101700460, 203400920]

約数ペア:

[(1, 203400920), (2, 101700460), (4, 50850230), (5, 40680184), (8, 25425115), (10, 20340092), (17, 11964760), (20, 10170046), (31, 6561320), (34, 5982380), (40, 5085023), (62, 3280660), (68, 2991190), (85, 2392952), (124, 1640330), (136, 1495595), (155, 1312264), (170, 1196476), (248, 820165), (310, 656132), (340, 598238), (527, 385960), (620, 328066), (680, 299119), (1054, 192980), (1240, 164033), (2108, 96490), (2635, 77192), (4216, 48245), (5270, 38596), (9649, 21080), (10540, 19298)]