259177360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8039}}^1$

素因数の和:8096

約数の個数: 80

約数和(自身を含む): 669957120

約数和(自身を除く): 410779760

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, 8039, 8060, 16078, 16120, 32156, 32240, 40195, 64312, 80390, 104507, 128624, 160780, 209014, 249209, 321560, 418028, 498418, 522535, 643120, 836056, 996836, 1045070, 1246045, 1672112, 1993672, 2090140, 2492090, 3239717, 3987344, 4180280, 4984180, 6479434, 8360560, 9968360, 12958868, 16198585, 19936720, 25917736, 32397170, 51835472, 64794340, 129588680, 259177360]

約数ペア:

[(1, 259177360), (2, 129588680), (4, 64794340), (5, 51835472), (8, 32397170), (10, 25917736), (13, 19936720), (16, 16198585), (20, 12958868), (26, 9968360), (31, 8360560), (40, 6479434), (52, 4984180), (62, 4180280), (65, 3987344), (80, 3239717), (104, 2492090), (124, 2090140), (130, 1993672), (155, 1672112), (208, 1246045), (248, 1045070), (260, 996836), (310, 836056), (403, 643120), (496, 522535), (520, 498418), (620, 418028), (806, 321560), (1040, 249209), (1240, 209014), (1612, 160780), (2015, 128624), (2480, 104507), (3224, 80390), (4030, 64312), (6448, 40195), (8039, 32240), (8060, 32156), (16078, 16120)]