89800020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9413}}^1$

素因数の和:9481

約数の個数: 72

約数和(自身を含む): 277562376

約数和(自身を除く): 187762356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9413, 9540, 18826, 28239, 37652, 47065, 56478, 84717, 94130, 112956, 141195, 169434, 188260, 282390, 338868, 423585, 498889, 564780, 847170, 997778, 1496667, 1694340, 1995556, 2494445, 2993334, 4490001, 4988890, 5986668, 7483335, 8980002, 9977780, 14966670, 17960004, 22450005, 29933340, 44900010, 89800020]

約数ペア:

[(1, 89800020), (2, 44900010), (3, 29933340), (4, 22450005), (5, 17960004), (6, 14966670), (9, 9977780), (10, 8980002), (12, 7483335), (15, 5986668), (18, 4988890), (20, 4490001), (30, 2993334), (36, 2494445), (45, 1995556), (53, 1694340), (60, 1496667), (90, 997778), (106, 847170), (159, 564780), (180, 498889), (212, 423585), (265, 338868), (318, 282390), (477, 188260), (530, 169434), (636, 141195), (795, 112956), (954, 94130), (1060, 84717), (1590, 56478), (1908, 47065), (2385, 37652), (3180, 28239), (4770, 18826), (9413, 9540)]