135899660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1363

約数の個数: 72

約数和(自身を含む): 319245696

約数和(自身を除く): 183346036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 169, 260, 310, 338, 403, 620, 676, 806, 845, 1297, 1612, 1690, 2015, 2594, 3380, 4030, 5188, 5239, 6485, 8060, 10478, 12970, 16861, 20956, 25940, 26195, 33722, 40207, 52390, 67444, 80414, 84305, 104780, 160828, 168610, 201035, 219193, 337220, 402070, 438386, 522691, 804140, 876772, 1045382, 1095965, 2090764, 2191930, 2613455, 4383860, 5226910, 6794983, 10453820, 13589966, 27179932, 33974915, 67949830, 135899660]

約数ペア:

[(1, 135899660), (2, 67949830), (4, 33974915), (5, 27179932), (10, 13589966), (13, 10453820), (20, 6794983), (26, 5226910), (31, 4383860), (52, 2613455), (62, 2191930), (65, 2090764), (124, 1095965), (130, 1045382), (155, 876772), (169, 804140), (260, 522691), (310, 438386), (338, 402070), (403, 337220), (620, 219193), (676, 201035), (806, 168610), (845, 160828), (1297, 104780), (1612, 84305), (1690, 80414), (2015, 67444), (2594, 52390), (3380, 40207), (4030, 33722), (5188, 26195), (5239, 25940), (6485, 20956), (8060, 16861), (10478, 12970)]