28240314050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{30661}}^1$

素因数の和:30808

約数の個数: 72

約数和(自身を含む): 57402023580

約数和(自身を除く): 29161709530

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 109, 130, 169, 218, 325, 338, 545, 650, 845, 1090, 1417, 1690, 2725, 2834, 4225, 5450, 7085, 8450, 14170, 18421, 30661, 35425, 36842, 61322, 70850, 92105, 153305, 184210, 306610, 398593, 460525, 766525, 797186, 921050, 1533050, 1992965, 3342049, 3985930, 5181709, 6684098, 9964825, 10363418, 16710245, 19929650, 25908545, 33420490, 43446637, 51817090, 83551225, 86893274, 129542725, 167102450, 217233185, 259085450, 434466370, 564806281, 1086165925, 1129612562, 2172331850, 2824031405, 5648062810, 14120157025, 28240314050]

約数ペア:

[(1, 28240314050), (2, 14120157025), (5, 5648062810), (10, 2824031405), (13, 2172331850), (25, 1129612562), (26, 1086165925), (50, 564806281), (65, 434466370), (109, 259085450), (130, 217233185), (169, 167102450), (218, 129542725), (325, 86893274), (338, 83551225), (545, 51817090), (650, 43446637), (845, 33420490), (1090, 25908545), (1417, 19929650), (1690, 16710245), (2725, 10363418), (2834, 9964825), (4225, 6684098), (5450, 5181709), (7085, 3985930), (8450, 3342049), (14170, 1992965), (18421, 1533050), (30661, 921050), (35425, 797186), (36842, 766525), (61322, 460525), (70850, 398593), (92105, 306610), (153305, 184210)]