53214980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4177}}^1$

素因数の和:4213

約数の個数: 72

約数和(自身を含む): 140029848

約数和(自身を除く): 86814868

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 4177, 6370, 8354, 12740, 16708, 20885, 29239, 41770, 54301, 58478, 83540, 108602, 116956, 146195, 204673, 217204, 271505, 292390, 380107, 409346, 543010, 584780, 760214, 818692, 1023365, 1086020, 1520428, 1900535, 2046730, 2660749, 3801070, 4093460, 5321498, 7602140, 10642996, 13303745, 26607490, 53214980]

約数ペア:

[(1, 53214980), (2, 26607490), (4, 13303745), (5, 10642996), (7, 7602140), (10, 5321498), (13, 4093460), (14, 3801070), (20, 2660749), (26, 2046730), (28, 1900535), (35, 1520428), (49, 1086020), (52, 1023365), (65, 818692), (70, 760214), (91, 584780), (98, 543010), (130, 409346), (140, 380107), (182, 292390), (196, 271505), (245, 217204), (260, 204673), (364, 146195), (455, 116956), (490, 108602), (637, 83540), (910, 58478), (980, 54301), (1274, 41770), (1820, 29239), (2548, 20885), (3185, 16708), (4177, 12740), (6370, 8354)]