67835440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1670

約数の個数: 80

約数和(自身を含む): 172488960

約数和(自身を除く): 104653520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 1609, 2108, 2480, 2635, 3218, 4216, 5270, 6436, 8045, 8432, 10540, 12872, 16090, 21080, 25744, 27353, 32180, 42160, 49879, 54706, 64360, 99758, 109412, 128720, 136765, 199516, 218824, 249395, 273530, 399032, 437648, 498790, 547060, 798064, 847943, 997580, 1094120, 1695886, 1995160, 2188240, 3391772, 3990320, 4239715, 6783544, 8479430, 13567088, 16958860, 33917720, 67835440]

約数ペア:

[(1, 67835440), (2, 33917720), (4, 16958860), (5, 13567088), (8, 8479430), (10, 6783544), (16, 4239715), (17, 3990320), (20, 3391772), (31, 2188240), (34, 1995160), (40, 1695886), (62, 1094120), (68, 997580), (80, 847943), (85, 798064), (124, 547060), (136, 498790), (155, 437648), (170, 399032), (248, 273530), (272, 249395), (310, 218824), (340, 199516), (496, 136765), (527, 128720), (620, 109412), (680, 99758), (1054, 64360), (1240, 54706), (1360, 49879), (1609, 42160), (2108, 32180), (2480, 27353), (2635, 25744), (3218, 21080), (4216, 16090), (5270, 12872), (6436, 10540), (8045, 8432)]