61031620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 145297152

約数和(自身を除く): 84265532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 53, 65, 86, 103, 106, 130, 172, 206, 212, 215, 260, 265, 412, 430, 515, 530, 559, 689, 860, 1030, 1060, 1118, 1339, 1378, 2060, 2236, 2279, 2678, 2756, 2795, 3445, 4429, 4558, 5356, 5459, 5590, 6695, 6890, 8858, 9116, 10918, 11180, 11395, 13390, 13780, 17716, 21836, 22145, 22790, 26780, 27295, 29627, 44290, 45580, 54590, 57577, 59254, 70967, 88580, 109180, 115154, 118508, 141934, 148135, 230308, 234737, 283868, 287885, 296270, 354835, 469474, 575770, 592540, 709670, 938948, 1151540, 1173685, 1419340, 2347370, 3051581, 4694740, 6103162, 12206324, 15257905, 30515810, 61031620]

約数ペア:

[(1, 61031620), (2, 30515810), (4, 15257905), (5, 12206324), (10, 6103162), (13, 4694740), (20, 3051581), (26, 2347370), (43, 1419340), (52, 1173685), (53, 1151540), (65, 938948), (86, 709670), (103, 592540), (106, 575770), (130, 469474), (172, 354835), (206, 296270), (212, 287885), (215, 283868), (260, 234737), (265, 230308), (412, 148135), (430, 141934), (515, 118508), (530, 115154), (559, 109180), (689, 88580), (860, 70967), (1030, 59254), (1060, 57577), (1118, 54590), (1339, 45580), (1378, 44290), (2060, 29627), (2236, 27295), (2279, 26780), (2678, 22790), (2756, 22145), (2795, 21836), (3445, 17716), (4429, 13780), (4558, 13390), (5356, 11395), (5459, 11180), (5590, 10918), (6695, 9116), (6890, 8858)]