770826160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23909}}^1$

素因数の和:23966

約数の個数: 80

約数和(自身を含む): 1992372480

約数和(自身を除く): 1221546320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 23909, 32240, 47818, 95636, 119545, 191272, 239090, 310817, 382544, 478180, 621634, 741179, 956360, 1243268, 1482358, 1554085, 1912720, 2486536, 2964716, 3108170, 3705895, 4973072, 5929432, 6216340, 7411790, 9635327, 11858864, 12432680, 14823580, 19270654, 24865360, 29647160, 38541308, 48176635, 59294320, 77082616, 96353270, 154165232, 192706540, 385413080, 770826160]

約数ペア:

[(1, 770826160), (2, 385413080), (4, 192706540), (5, 154165232), (8, 96353270), (10, 77082616), (13, 59294320), (16, 48176635), (20, 38541308), (26, 29647160), (31, 24865360), (40, 19270654), (52, 14823580), (62, 12432680), (65, 11858864), (80, 9635327), (104, 7411790), (124, 6216340), (130, 5929432), (155, 4973072), (208, 3705895), (248, 3108170), (260, 2964716), (310, 2486536), (403, 1912720), (496, 1554085), (520, 1482358), (620, 1243268), (806, 956360), (1040, 741179), (1240, 621634), (1612, 478180), (2015, 382544), (2480, 310817), (3224, 239090), (4030, 191272), (6448, 119545), (8060, 95636), (16120, 47818), (23909, 32240)]