188958640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5861}}^1$

素因数の和:5918

約数の個数: 80

約数和(自身を含む): 488468736

約数和(自身を除く): 299510096

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, 5861, 6448, 8060, 11722, 16120, 23444, 29305, 32240, 46888, 58610, 76193, 93776, 117220, 152386, 181691, 234440, 304772, 363382, 380965, 468880, 609544, 726764, 761930, 908455, 1219088, 1453528, 1523860, 1816910, 2361983, 2907056, 3047720, 3633820, 4723966, 6095440, 7267640, 9447932, 11809915, 14535280, 18895864, 23619830, 37791728, 47239660, 94479320, 188958640]

約数ペア:

[(1, 188958640), (2, 94479320), (4, 47239660), (5, 37791728), (8, 23619830), (10, 18895864), (13, 14535280), (16, 11809915), (20, 9447932), (26, 7267640), (31, 6095440), (40, 4723966), (52, 3633820), (62, 3047720), (65, 2907056), (80, 2361983), (104, 1816910), (124, 1523860), (130, 1453528), (155, 1219088), (208, 908455), (248, 761930), (260, 726764), (310, 609544), (403, 468880), (496, 380965), (520, 363382), (620, 304772), (806, 234440), (1040, 181691), (1240, 152386), (1612, 117220), (2015, 93776), (2480, 76193), (3224, 58610), (4030, 46888), (5861, 32240), (6448, 29305), (8060, 23444), (11722, 16120)]