28635230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 59246208

約数和(自身を除く): 30610978

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 61, 65, 115, 122, 130, 157, 230, 299, 305, 314, 598, 610, 785, 793, 1403, 1495, 1570, 1586, 2041, 2806, 2990, 3611, 3965, 4082, 7015, 7222, 7930, 9577, 10205, 14030, 18055, 18239, 19154, 20410, 36110, 36478, 46943, 47885, 91195, 93886, 95770, 124501, 182390, 220271, 234715, 249002, 440542, 469430, 622505, 1101355, 1245010, 2202710, 2863523, 5727046, 14317615, 28635230]

約数ペア:

[(1, 28635230), (2, 14317615), (5, 5727046), (10, 2863523), (13, 2202710), (23, 1245010), (26, 1101355), (46, 622505), (61, 469430), (65, 440542), (115, 249002), (122, 234715), (130, 220271), (157, 182390), (230, 124501), (299, 95770), (305, 93886), (314, 91195), (598, 47885), (610, 46943), (785, 36478), (793, 36110), (1403, 20410), (1495, 19154), (1570, 18239), (1586, 18055), (2041, 14030), (2806, 10205), (2990, 9577), (3611, 7930), (3965, 7222), (4082, 7015)]