254145710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14699}}^1$

素因数の和:14745

約数の個数: 64

約数和(自身を含む): 592704000

約数和(自身を除く): 338558290

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 910, 1235, 1330, 1729, 2470, 3458, 8645, 14699, 17290, 29398, 73495, 102893, 146990, 191087, 205786, 279281, 382174, 514465, 558562, 955435, 1028930, 1337609, 1396405, 1910870, 1954967, 2675218, 2792810, 3630653, 3909934, 6688045, 7261306, 9774835, 13376090, 18153265, 19549670, 25414571, 36306530, 50829142, 127072855, 254145710]

約数ペア:

[(1, 254145710), (2, 127072855), (5, 50829142), (7, 36306530), (10, 25414571), (13, 19549670), (14, 18153265), (19, 13376090), (26, 9774835), (35, 7261306), (38, 6688045), (65, 3909934), (70, 3630653), (91, 2792810), (95, 2675218), (130, 1954967), (133, 1910870), (182, 1396405), (190, 1337609), (247, 1028930), (266, 955435), (455, 558562), (494, 514465), (665, 382174), (910, 279281), (1235, 205786), (1330, 191087), (1729, 146990), (2470, 102893), (3458, 73495), (8645, 29398), (14699, 17290)]