87682880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8839}}^1$

素因数の和:8887

約数の個数: 56

約数和(自身を含む): 215554560

約数和(自身を除く): 127871680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 8839, 9920, 17678, 35356, 44195, 70712, 88390, 141424, 176780, 274009, 282848, 353560, 548018, 565696, 707120, 1096036, 1370045, 1414240, 2192072, 2740090, 2828480, 4384144, 5480180, 8768288, 10960360, 17536576, 21920720, 43841440, 87682880]

約数ペア:

[(1, 87682880), (2, 43841440), (4, 21920720), (5, 17536576), (8, 10960360), (10, 8768288), (16, 5480180), (20, 4384144), (31, 2828480), (32, 2740090), (40, 2192072), (62, 1414240), (64, 1370045), (80, 1096036), (124, 707120), (155, 565696), (160, 548018), (248, 353560), (310, 282848), (320, 274009), (496, 176780), (620, 141424), (992, 88390), (1240, 70712), (1984, 44195), (2480, 35356), (4960, 17678), (8839, 9920)]