68139890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:616

約数の個数: 96

約数和(自身を含む): 162025920

約数和(自身を除く): 93886030

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 49, 65, 70, 91, 95, 98, 130, 133, 182, 190, 245, 247, 266, 455, 490, 494, 563, 637, 665, 910, 931, 1126, 1235, 1274, 1330, 1729, 1862, 2470, 2815, 3185, 3458, 3941, 4655, 5630, 6370, 7319, 7882, 8645, 9310, 10697, 12103, 14638, 17290, 19705, 21394, 24206, 27587, 36595, 39410, 51233, 53485, 55174, 60515, 73190, 74879, 102466, 106970, 121030, 137935, 139061, 149758, 256165, 275870, 278122, 358631, 374395, 512330, 524153, 695305, 717262, 748790, 973427, 1048306, 1390610, 1793155, 1946854, 2620765, 3586310, 4867135, 5241530, 6813989, 9734270, 13627978, 34069945, 68139890]

約数ペア:

[(1, 68139890), (2, 34069945), (5, 13627978), (7, 9734270), (10, 6813989), (13, 5241530), (14, 4867135), (19, 3586310), (26, 2620765), (35, 1946854), (38, 1793155), (49, 1390610), (65, 1048306), (70, 973427), (91, 748790), (95, 717262), (98, 695305), (130, 524153), (133, 512330), (182, 374395), (190, 358631), (245, 278122), (247, 275870), (266, 256165), (455, 149758), (490, 139061), (494, 137935), (563, 121030), (637, 106970), (665, 102466), (910, 74879), (931, 73190), (1126, 60515), (1235, 55174), (1274, 53485), (1330, 51233), (1729, 39410), (1862, 36595), (2470, 27587), (2815, 24206), (3185, 21394), (3458, 19705), (3941, 17290), (4655, 14638), (5630, 12103), (6370, 10697), (7319, 9310), (7882, 8645)]