200805520

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:452

約数の個数: 80

約数和(自身を含む): 477938160

約数和(自身を除く): 277132640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 113, 194, 226, 229, 388, 452, 458, 485, 565, 776, 904, 916, 970, 1130, 1145, 1552, 1808, 1832, 1940, 2260, 2290, 3664, 3880, 4520, 4580, 7760, 9040, 9160, 10961, 18320, 21922, 22213, 25877, 43844, 44426, 51754, 54805, 87688, 88852, 103508, 109610, 111065, 129385, 175376, 177704, 207016, 219220, 222130, 258770, 355408, 414032, 438440, 444260, 517540, 876880, 888520, 1035080, 1777040, 2070160, 2510069, 5020138, 10040276, 12550345, 20080552, 25100690, 40161104, 50201380, 100402760, 200805520]

約数ペア:

[(1, 200805520), (2, 100402760), (4, 50201380), (5, 40161104), (8, 25100690), (10, 20080552), (16, 12550345), (20, 10040276), (40, 5020138), (80, 2510069), (97, 2070160), (113, 1777040), (194, 1035080), (226, 888520), (229, 876880), (388, 517540), (452, 444260), (458, 438440), (485, 414032), (565, 355408), (776, 258770), (904, 222130), (916, 219220), (970, 207016), (1130, 177704), (1145, 175376), (1552, 129385), (1808, 111065), (1832, 109610), (1940, 103508), (2260, 88852), (2290, 87688), (3664, 54805), (3880, 51754), (4520, 44426), (4580, 43844), (7760, 25877), (9040, 22213), (9160, 21922), (10961, 18320)]