61308325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 86619456

約数和(自身を除く): 25311131

約数列:

[1, 5, 13, 25, 41, 43, 65, 107, 205, 215, 325, 533, 535, 559, 1025, 1075, 1391, 1763, 2665, 2675, 2795, 4387, 4601, 6955, 8815, 13325, 13975, 21935, 22919, 23005, 34775, 44075, 57031, 59813, 109675, 114595, 115025, 188641, 285155, 299065, 572975, 943205, 1425775, 1495325, 2452333, 4716025, 12261665, 61308325]

約数ペア:

[(1, 61308325), (5, 12261665), (13, 4716025), (25, 2452333), (41, 1495325), (43, 1425775), (65, 943205), (107, 572975), (205, 299065), (215, 285155), (325, 188641), (533, 115025), (535, 114595), (559, 109675), (1025, 59813), (1075, 57031), (1391, 44075), (1763, 34775), (2665, 23005), (2675, 22919), (2795, 21935), (4387, 13975), (4601, 13325), (6955, 8815)]