258994060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{4721}}^1$

素因数の和:4954

約数の個数: 48

約数和(自身を含む): 588625632

約数和(自身を除く): 329631572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 844, 1055, 2110, 2743, 4220, 4721, 5486, 9442, 10972, 13715, 18884, 23605, 27430, 47210, 54860, 61373, 94420, 122746, 245492, 306865, 613730, 996131, 1227460, 1992262, 3984524, 4980655, 9961310, 12949703, 19922620, 25899406, 51798812, 64748515, 129497030, 258994060]

約数ペア:

[(1, 258994060), (2, 129497030), (4, 64748515), (5, 51798812), (10, 25899406), (13, 19922620), (20, 12949703), (26, 9961310), (52, 4980655), (65, 3984524), (130, 1992262), (211, 1227460), (260, 996131), (422, 613730), (844, 306865), (1055, 245492), (2110, 122746), (2743, 94420), (4220, 61373), (4721, 54860), (5486, 47210), (9442, 27430), (10972, 23605), (13715, 18884)]