90253648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 194352640

約数和(自身を除く): 104098992

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 61, 62, 76, 122, 124, 152, 157, 244, 248, 304, 314, 488, 496, 589, 628, 976, 1159, 1178, 1256, 1891, 2318, 2356, 2512, 2983, 3782, 4636, 4712, 4867, 5966, 7564, 9272, 9424, 9577, 9734, 11932, 15128, 18544, 19154, 19468, 23864, 30256, 35929, 38308, 38936, 47728, 71858, 76616, 77872, 92473, 143716, 153232, 181963, 184946, 287432, 296887, 363926, 369892, 574864, 593774, 727852, 739784, 1187548, 1455704, 1479568, 2375096, 2911408, 4750192, 5640853, 11281706, 22563412, 45126824, 90253648]

約数ペア:

[(1, 90253648), (2, 45126824), (4, 22563412), (8, 11281706), (16, 5640853), (19, 4750192), (31, 2911408), (38, 2375096), (61, 1479568), (62, 1455704), (76, 1187548), (122, 739784), (124, 727852), (152, 593774), (157, 574864), (244, 369892), (248, 363926), (304, 296887), (314, 287432), (488, 184946), (496, 181963), (589, 153232), (628, 143716), (976, 92473), (1159, 77872), (1178, 76616), (1256, 71858), (1891, 47728), (2318, 38936), (2356, 38308), (2512, 35929), (2983, 30256), (3782, 23864), (4636, 19468), (4712, 19154), (4867, 18544), (5966, 15128), (7564, 11932), (9272, 9734), (9424, 9577)]