72567730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 144789120

約数和(自身を除く): 72221390

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 83, 85, 139, 166, 170, 185, 278, 370, 415, 629, 695, 830, 1258, 1390, 1411, 2363, 2822, 3071, 3145, 4726, 5143, 6142, 6290, 7055, 10286, 11537, 11815, 14110, 15355, 23074, 23630, 25715, 30710, 51430, 52207, 57685, 87431, 104414, 115370, 174862, 196129, 261035, 392258, 426869, 437155, 522070, 853738, 874310, 980645, 1961290, 2134345, 4268690, 7256773, 14513546, 36283865, 72567730]

約数ペア:

[(1, 72567730), (2, 36283865), (5, 14513546), (10, 7256773), (17, 4268690), (34, 2134345), (37, 1961290), (74, 980645), (83, 874310), (85, 853738), (139, 522070), (166, 437155), (170, 426869), (185, 392258), (278, 261035), (370, 196129), (415, 174862), (629, 115370), (695, 104414), (830, 87431), (1258, 57685), (1390, 52207), (1411, 51430), (2363, 30710), (2822, 25715), (3071, 23630), (3145, 23074), (4726, 15355), (5143, 14110), (6142, 11815), (6290, 11537), (7055, 10286)]