39288160

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^2$

素因数の和:224

約数の個数: 72

約数和(自身を含む): 96901056

約数和(自身を除く): 57612896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 89, 124, 155, 160, 178, 248, 310, 356, 445, 496, 620, 712, 890, 992, 1240, 1424, 1780, 2480, 2759, 2848, 3560, 4960, 5518, 7120, 7921, 11036, 13795, 14240, 15842, 22072, 27590, 31684, 39605, 44144, 55180, 63368, 79210, 88288, 110360, 126736, 158420, 220720, 245551, 253472, 316840, 441440, 491102, 633680, 982204, 1227755, 1267360, 1964408, 2455510, 3928816, 4911020, 7857632, 9822040, 19644080, 39288160]

約数ペア:

[(1, 39288160), (2, 19644080), (4, 9822040), (5, 7857632), (8, 4911020), (10, 3928816), (16, 2455510), (20, 1964408), (31, 1267360), (32, 1227755), (40, 982204), (62, 633680), (80, 491102), (89, 441440), (124, 316840), (155, 253472), (160, 245551), (178, 220720), (248, 158420), (310, 126736), (356, 110360), (445, 88288), (496, 79210), (620, 63368), (712, 55180), (890, 44144), (992, 39605), (1240, 31684), (1424, 27590), (1780, 22072), (2480, 15842), (2759, 14240), (2848, 13795), (3560, 11036), (4960, 7921), (5518, 7120)]