61490975

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 94993920

約数和(自身を除く): 33502945

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 151, 175, 179, 325, 455, 755, 895, 1057, 1253, 1963, 2275, 2327, 3775, 4475, 5285, 6265, 9815, 11635, 13741, 16289, 26425, 27029, 31325, 49075, 58175, 68705, 81445, 135145, 189203, 343525, 351377, 407225, 675725, 946015, 1756885, 2459639, 4730075, 8784425, 12298195, 61490975]

約数ペア:

[(1, 61490975), (5, 12298195), (7, 8784425), (13, 4730075), (25, 2459639), (35, 1756885), (65, 946015), (91, 675725), (151, 407225), (175, 351377), (179, 343525), (325, 189203), (455, 135145), (755, 81445), (895, 68705), (1057, 58175), (1253, 49075), (1963, 31325), (2275, 27029), (2327, 26425), (3775, 16289), (4475, 13741), (5285, 11635), (6265, 9815)]