68600440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1277}}^1$

素因数の和:1384

約数の個数: 64

約数和(自身を含む): 165628800

約数和(自身を除く): 97028360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 79, 85, 136, 158, 170, 316, 340, 395, 632, 680, 790, 1277, 1343, 1580, 2554, 2686, 3160, 5108, 5372, 6385, 6715, 10216, 10744, 12770, 13430, 21709, 25540, 26860, 43418, 51080, 53720, 86836, 100883, 108545, 173672, 201766, 217090, 403532, 434180, 504415, 807064, 868360, 1008830, 1715011, 2017660, 3430022, 4035320, 6860044, 8575055, 13720088, 17150110, 34300220, 68600440]

約数ペア:

[(1, 68600440), (2, 34300220), (4, 17150110), (5, 13720088), (8, 8575055), (10, 6860044), (17, 4035320), (20, 3430022), (34, 2017660), (40, 1715011), (68, 1008830), (79, 868360), (85, 807064), (136, 504415), (158, 434180), (170, 403532), (316, 217090), (340, 201766), (395, 173672), (632, 108545), (680, 100883), (790, 86836), (1277, 53720), (1343, 51080), (1580, 43418), (2554, 26860), (2686, 25540), (3160, 21709), (5108, 13430), (5372, 12770), (6385, 10744), (6715, 10216)]