88646920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 206115840

約数和(自身を除く): 117468920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 191, 205, 283, 328, 382, 410, 566, 764, 820, 955, 1132, 1415, 1528, 1640, 1910, 2264, 2830, 3820, 5660, 7640, 7831, 11320, 11603, 15662, 23206, 31324, 39155, 46412, 54053, 58015, 62648, 78310, 92824, 108106, 116030, 156620, 216212, 232060, 270265, 313240, 432424, 464120, 540530, 1081060, 2162120, 2216173, 4432346, 8864692, 11080865, 17729384, 22161730, 44323460, 88646920]

約数ペア:

[(1, 88646920), (2, 44323460), (4, 22161730), (5, 17729384), (8, 11080865), (10, 8864692), (20, 4432346), (40, 2216173), (41, 2162120), (82, 1081060), (164, 540530), (191, 464120), (205, 432424), (283, 313240), (328, 270265), (382, 232060), (410, 216212), (566, 156620), (764, 116030), (820, 108106), (955, 92824), (1132, 78310), (1415, 62648), (1528, 58015), (1640, 54053), (1910, 46412), (2264, 39155), (2830, 31324), (3820, 23206), (5660, 15662), (7640, 11603), (7831, 11320)]