61509460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1031}}^1$

素因数の和:1216

約数の個数: 48

約数和(自身を含む): 136967040

約数和(自身を除く): 75457580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 157, 190, 314, 380, 628, 785, 1031, 1570, 2062, 2983, 3140, 4124, 5155, 5966, 10310, 11932, 14915, 19589, 20620, 29830, 39178, 59660, 78356, 97945, 161867, 195890, 323734, 391780, 647468, 809335, 1618670, 3075473, 3237340, 6150946, 12301892, 15377365, 30754730, 61509460]

約数ペア:

[(1, 61509460), (2, 30754730), (4, 15377365), (5, 12301892), (10, 6150946), (19, 3237340), (20, 3075473), (38, 1618670), (76, 809335), (95, 647468), (157, 391780), (190, 323734), (314, 195890), (380, 161867), (628, 97945), (785, 78356), (1031, 59660), (1570, 39178), (2062, 29830), (2983, 20620), (3140, 19589), (4124, 14915), (5155, 11932), (5966, 10310)]