89749140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 278909568

約数和(自身を除く): 189160428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 167, 169, 195, 212, 260, 265, 318, 334, 338, 390, 501, 507, 530, 636, 668, 676, 689, 780, 795, 835, 845, 1002, 1014, 1060, 1378, 1590, 1670, 1690, 2004, 2028, 2067, 2171, 2505, 2535, 2756, 3180, 3340, 3380, 3445, 4134, 4342, 5010, 5070, 6513, 6890, 8268, 8684, 8851, 8957, 10020, 10140, 10335, 10855, 13026, 13780, 17702, 17914, 20670, 21710, 26052, 26553, 26871, 28223, 32565, 35404, 35828, 41340, 43420, 44255, 44785, 53106, 53742, 56446, 65130, 84669, 88510, 89570, 106212, 107484, 112892, 115063, 130260, 132765, 134355, 141115, 169338, 177020, 179140, 230126, 265530, 268710, 282230, 338676, 345189, 423345, 460252, 531060, 537420, 564460, 575315, 690378, 846690, 1150630, 1380756, 1495819, 1693380, 1725945, 2301260, 2991638, 3451890, 4487457, 5983276, 6903780, 7479095, 8974914, 14958190, 17949828, 22437285, 29916380, 44874570, 89749140]

約数ペア:

[(1, 89749140), (2, 44874570), (3, 29916380), (4, 22437285), (5, 17949828), (6, 14958190), (10, 8974914), (12, 7479095), (13, 6903780), (15, 5983276), (20, 4487457), (26, 3451890), (30, 2991638), (39, 2301260), (52, 1725945), (53, 1693380), (60, 1495819), (65, 1380756), (78, 1150630), (106, 846690), (130, 690378), (156, 575315), (159, 564460), (167, 537420), (169, 531060), (195, 460252), (212, 423345), (260, 345189), (265, 338676), (318, 282230), (334, 268710), (338, 265530), (390, 230126), (501, 179140), (507, 177020), (530, 169338), (636, 141115), (668, 134355), (676, 132765), (689, 130260), (780, 115063), (795, 112892), (835, 107484), (845, 106212), (1002, 89570), (1014, 88510), (1060, 84669), (1378, 65130), (1590, 56446), (1670, 53742), (1690, 53106), (2004, 44785), (2028, 44255), (2067, 43420), (2171, 41340), (2505, 35828), (2535, 35404), (2756, 32565), (3180, 28223), (3340, 26871), (3380, 26553), (3445, 26052), (4134, 21710), (4342, 20670), (5010, 17914), (5070, 17702), (6513, 13780), (6890, 13026), (8268, 10855), (8684, 10335), (8851, 10140), (8957, 10020)]