53501890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 112565376

約数和(自身を除く): 59063486

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 43, 65, 85, 86, 130, 170, 215, 221, 430, 442, 559, 563, 731, 1105, 1118, 1126, 1462, 2210, 2795, 2815, 3655, 5590, 5630, 7310, 7319, 9503, 9571, 14638, 19006, 19142, 24209, 36595, 47515, 47855, 48418, 73190, 95030, 95710, 121045, 124423, 242090, 248846, 314717, 411553, 622115, 629434, 823106, 1244230, 1573585, 2057765, 3147170, 4115530, 5350189, 10700378, 26750945, 53501890]

約数ペア:

[(1, 53501890), (2, 26750945), (5, 10700378), (10, 5350189), (13, 4115530), (17, 3147170), (26, 2057765), (34, 1573585), (43, 1244230), (65, 823106), (85, 629434), (86, 622115), (130, 411553), (170, 314717), (215, 248846), (221, 242090), (430, 124423), (442, 121045), (559, 95710), (563, 95030), (731, 73190), (1105, 48418), (1118, 47855), (1126, 47515), (1462, 36595), (2210, 24209), (2795, 19142), (2815, 19006), (3655, 14638), (5590, 9571), (5630, 9503), (7310, 7319)]