285979460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{757}}^1\times {\mathrm{1453}}^1$

素因数の和:2232

約数の個数: 48

約数和(自身を含む): 648053616

約数和(自身を除く): 362074156

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 757, 1453, 1514, 2906, 3028, 3785, 5812, 7265, 7570, 9841, 14530, 15140, 18889, 19682, 29060, 37778, 39364, 49205, 75556, 94445, 98410, 188890, 196820, 377780, 1099921, 2199842, 4399684, 5499605, 10999210, 14298973, 21998420, 28597946, 57195892, 71494865, 142989730, 285979460]

約数ペア:

[(1, 285979460), (2, 142989730), (4, 71494865), (5, 57195892), (10, 28597946), (13, 21998420), (20, 14298973), (26, 10999210), (52, 5499605), (65, 4399684), (130, 2199842), (260, 1099921), (757, 377780), (1453, 196820), (1514, 188890), (2906, 98410), (3028, 94445), (3785, 75556), (5812, 49205), (7265, 39364), (7570, 37778), (9841, 29060), (14530, 19682), (15140, 18889)]