68214880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:872

約数の個数: 96

約数和(自身を含む): 176359680

約数和(自身を除く): 108144800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 340, 496, 527, 544, 620, 680, 809, 992, 1054, 1240, 1360, 1618, 2108, 2480, 2635, 2720, 3236, 4045, 4216, 4960, 5270, 6472, 8090, 8432, 10540, 12944, 13753, 16180, 16864, 21080, 25079, 25888, 27506, 32360, 42160, 50158, 55012, 64720, 68765, 84320, 100316, 110024, 125395, 129440, 137530, 200632, 220048, 250790, 275060, 401264, 426343, 440096, 501580, 550120, 802528, 852686, 1003160, 1100240, 1705372, 2006320, 2131715, 2200480, 3410744, 4012640, 4263430, 6821488, 8526860, 13642976, 17053720, 34107440, 68214880]

約数ペア:

[(1, 68214880), (2, 34107440), (4, 17053720), (5, 13642976), (8, 8526860), (10, 6821488), (16, 4263430), (17, 4012640), (20, 3410744), (31, 2200480), (32, 2131715), (34, 2006320), (40, 1705372), (62, 1100240), (68, 1003160), (80, 852686), (85, 802528), (124, 550120), (136, 501580), (155, 440096), (160, 426343), (170, 401264), (248, 275060), (272, 250790), (310, 220048), (340, 200632), (496, 137530), (527, 129440), (544, 125395), (620, 110024), (680, 100316), (809, 84320), (992, 68765), (1054, 64720), (1240, 55012), (1360, 50158), (1618, 42160), (2108, 32360), (2480, 27506), (2635, 25888), (2720, 25079), (3236, 21080), (4045, 16864), (4216, 16180), (4960, 13753), (5270, 12944), (6472, 10540), (8090, 8432)]