78576320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^2$

素因数の和:226

約数の個数: 84

約数和(自身を含む): 195340224

約数和(自身を除く): 116763904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 89, 124, 155, 160, 178, 248, 310, 320, 356, 445, 496, 620, 712, 890, 992, 1240, 1424, 1780, 1984, 2480, 2759, 2848, 3560, 4960, 5518, 5696, 7120, 7921, 9920, 11036, 13795, 14240, 15842, 22072, 27590, 28480, 31684, 39605, 44144, 55180, 63368, 79210, 88288, 110360, 126736, 158420, 176576, 220720, 245551, 253472, 316840, 441440, 491102, 506944, 633680, 882880, 982204, 1227755, 1267360, 1964408, 2455510, 2534720, 3928816, 4911020, 7857632, 9822040, 15715264, 19644080, 39288160, 78576320]

約数ペア:

[(1, 78576320), (2, 39288160), (4, 19644080), (5, 15715264), (8, 9822040), (10, 7857632), (16, 4911020), (20, 3928816), (31, 2534720), (32, 2455510), (40, 1964408), (62, 1267360), (64, 1227755), (80, 982204), (89, 882880), (124, 633680), (155, 506944), (160, 491102), (178, 441440), (248, 316840), (310, 253472), (320, 245551), (356, 220720), (445, 176576), (496, 158420), (620, 126736), (712, 110360), (890, 88288), (992, 79210), (1240, 63368), (1424, 55180), (1780, 44144), (1984, 39605), (2480, 31684), (2759, 28480), (2848, 27590), (3560, 22072), (4960, 15842), (5518, 14240), (5696, 13795), (7120, 11036), (7921, 9920)]