15703301380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{235009}}^1$

素因数の和:235288

約数の個数: 48

約数和(自身を含む): 35651957040

約数和(自身を除く): 19948655660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 257, 260, 514, 1028, 1285, 2570, 3341, 5140, 6682, 13364, 16705, 33410, 66820, 235009, 470018, 940036, 1175045, 2350090, 3055117, 4700180, 6110234, 12220468, 15275585, 30551170, 60397313, 61102340, 120794626, 241589252, 301986565, 603973130, 785165069, 1207946260, 1570330138, 3140660276, 3925825345, 7851650690, 15703301380]

約数ペア:

[(1, 15703301380), (2, 7851650690), (4, 3925825345), (5, 3140660276), (10, 1570330138), (13, 1207946260), (20, 785165069), (26, 603973130), (52, 301986565), (65, 241589252), (130, 120794626), (257, 61102340), (260, 60397313), (514, 30551170), (1028, 15275585), (1285, 12220468), (2570, 6110234), (3341, 4700180), (5140, 3055117), (6682, 2350090), (13364, 1175045), (16705, 940036), (33410, 470018), (66820, 235009)]