61387875

素因数分解:

$3^5\times 5^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 96

約数和(自身を含む): 119927808

約数和(自身を除く): 58539933

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 47, 75, 81, 125, 129, 135, 141, 215, 225, 235, 243, 375, 387, 405, 423, 645, 675, 705, 1075, 1125, 1161, 1175, 1215, 1269, 1935, 2021, 2025, 2115, 3225, 3375, 3483, 3525, 3807, 5375, 5805, 5875, 6063, 6075, 6345, 9675, 10105, 10125, 10449, 10575, 11421, 16125, 17415, 17625, 18189, 19035, 29025, 30315, 30375, 31725, 48375, 50525, 52245, 52875, 54567, 57105, 87075, 90945, 95175, 145125, 151575, 158625, 163701, 252625, 261225, 272835, 285525, 435375, 454725, 475875, 491103, 757875, 818505, 1306125, 1364175, 1427625, 2273625, 2455515, 4092525, 6820875, 12277575, 20462625, 61387875]

約数ペア:

[(1, 61387875), (3, 20462625), (5, 12277575), (9, 6820875), (15, 4092525), (25, 2455515), (27, 2273625), (43, 1427625), (45, 1364175), (47, 1306125), (75, 818505), (81, 757875), (125, 491103), (129, 475875), (135, 454725), (141, 435375), (215, 285525), (225, 272835), (235, 261225), (243, 252625), (375, 163701), (387, 158625), (405, 151575), (423, 145125), (645, 95175), (675, 90945), (705, 87075), (1075, 57105), (1125, 54567), (1161, 52875), (1175, 52245), (1215, 50525), (1269, 48375), (1935, 31725), (2021, 30375), (2025, 30315), (2115, 29025), (3225, 19035), (3375, 18189), (3483, 17625), (3525, 17415), (3807, 16125), (5375, 11421), (5805, 10575), (5875, 10449), (6063, 10125), (6075, 10105), (6345, 9675)]