145125136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 317979648

約数和(自身を除く): 172854512

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 71, 104, 124, 142, 208, 248, 284, 317, 403, 496, 568, 634, 806, 923, 1136, 1268, 1612, 1846, 2201, 2536, 3224, 3692, 4121, 4402, 5072, 6448, 7384, 8242, 8804, 9827, 14768, 16484, 17608, 19654, 22507, 28613, 32968, 35216, 39308, 45014, 57226, 65936, 78616, 90028, 114452, 127751, 157232, 180056, 228904, 255502, 292591, 360112, 457808, 511004, 585182, 697717, 1022008, 1170364, 1395434, 2044016, 2340728, 2790868, 4681456, 5581736, 9070321, 11163472, 18140642, 36281284, 72562568, 145125136]

約数ペア:

[(1, 145125136), (2, 72562568), (4, 36281284), (8, 18140642), (13, 11163472), (16, 9070321), (26, 5581736), (31, 4681456), (52, 2790868), (62, 2340728), (71, 2044016), (104, 1395434), (124, 1170364), (142, 1022008), (208, 697717), (248, 585182), (284, 511004), (317, 457808), (403, 360112), (496, 292591), (568, 255502), (634, 228904), (806, 180056), (923, 157232), (1136, 127751), (1268, 114452), (1612, 90028), (1846, 78616), (2201, 65936), (2536, 57226), (3224, 45014), (3692, 39308), (4121, 35216), (4402, 32968), (5072, 28613), (6448, 22507), (7384, 19654), (8242, 17608), (8804, 16484), (9827, 14768)]