208545090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18439}}^1$

素因数の和:18491

約数の個数: 64

約数和(自身を含む): 557625600

約数和(自身を除く): 349080510

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1885, 2262, 3770, 5655, 11310, 18439, 36878, 55317, 92195, 110634, 184390, 239707, 276585, 479414, 534731, 553170, 719121, 1069462, 1198535, 1438242, 1604193, 2397070, 2673655, 3208386, 3595605, 5347310, 6951503, 7191210, 8020965, 13903006, 16041930, 20854509, 34757515, 41709018, 69515030, 104272545, 208545090]

約数ペア:

[(1, 208545090), (2, 104272545), (3, 69515030), (5, 41709018), (6, 34757515), (10, 20854509), (13, 16041930), (15, 13903006), (26, 8020965), (29, 7191210), (30, 6951503), (39, 5347310), (58, 3595605), (65, 3208386), (78, 2673655), (87, 2397070), (130, 1604193), (145, 1438242), (174, 1198535), (195, 1069462), (290, 719121), (377, 553170), (390, 534731), (435, 479414), (754, 276585), (870, 239707), (1131, 184390), (1885, 110634), (2262, 92195), (3770, 55317), (5655, 36878), (11310, 18439)]