538647568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{937}}^1$

素因数の和:1056

約数の個数: 80

約数和(自身を含む): 1153815040

約数和(自身を除く): 615167472

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 61, 62, 76, 122, 124, 152, 244, 248, 304, 488, 496, 589, 937, 976, 1159, 1178, 1874, 1891, 2318, 2356, 3748, 3782, 4636, 4712, 7496, 7564, 9272, 9424, 14992, 15128, 17803, 18544, 29047, 30256, 35606, 35929, 57157, 58094, 71212, 71858, 114314, 116188, 142424, 143716, 228628, 232376, 284848, 287432, 457256, 464752, 551893, 574864, 914512, 1085983, 1103786, 1771867, 2171966, 2207572, 3543734, 4343932, 4415144, 7087468, 8687864, 8830288, 14174936, 17375728, 28349872, 33665473, 67330946, 134661892, 269323784, 538647568]

約数ペア:

[(1, 538647568), (2, 269323784), (4, 134661892), (8, 67330946), (16, 33665473), (19, 28349872), (31, 17375728), (38, 14174936), (61, 8830288), (62, 8687864), (76, 7087468), (122, 4415144), (124, 4343932), (152, 3543734), (244, 2207572), (248, 2171966), (304, 1771867), (488, 1103786), (496, 1085983), (589, 914512), (937, 574864), (976, 551893), (1159, 464752), (1178, 457256), (1874, 287432), (1891, 284848), (2318, 232376), (2356, 228628), (3748, 143716), (3782, 142424), (4636, 116188), (4712, 114314), (7496, 71858), (7564, 71212), (9272, 58094), (9424, 57157), (14992, 35929), (15128, 35606), (17803, 30256), (18544, 29047)]