72372560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 120

約数和(自身を含む): 187481304

約数和(自身を除く): 115108744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 101, 104, 106, 130, 169, 202, 208, 212, 260, 265, 338, 404, 424, 505, 520, 530, 676, 689, 808, 845, 848, 1010, 1040, 1060, 1313, 1352, 1378, 1616, 1690, 2020, 2120, 2626, 2704, 2756, 3380, 3445, 4040, 4240, 5252, 5353, 5512, 6565, 6760, 6890, 8080, 8957, 10504, 10706, 11024, 13130, 13520, 13780, 17069, 17914, 21008, 21412, 26260, 26765, 27560, 34138, 35828, 42824, 44785, 52520, 53530, 55120, 68276, 69589, 71656, 85345, 85648, 89570, 105040, 107060, 136552, 139178, 143312, 170690, 179140, 214120, 273104, 278356, 341380, 347945, 358280, 428240, 556712, 682760, 695890, 716560, 904657, 1113424, 1365520, 1391780, 1809314, 2783560, 3618628, 4523285, 5567120, 7237256, 9046570, 14474512, 18093140, 36186280, 72372560]

約数ペア:

[(1, 72372560), (2, 36186280), (4, 18093140), (5, 14474512), (8, 9046570), (10, 7237256), (13, 5567120), (16, 4523285), (20, 3618628), (26, 2783560), (40, 1809314), (52, 1391780), (53, 1365520), (65, 1113424), (80, 904657), (101, 716560), (104, 695890), (106, 682760), (130, 556712), (169, 428240), (202, 358280), (208, 347945), (212, 341380), (260, 278356), (265, 273104), (338, 214120), (404, 179140), (424, 170690), (505, 143312), (520, 139178), (530, 136552), (676, 107060), (689, 105040), (808, 89570), (845, 85648), (848, 85345), (1010, 71656), (1040, 69589), (1060, 68276), (1313, 55120), (1352, 53530), (1378, 52520), (1616, 44785), (1690, 42824), (2020, 35828), (2120, 34138), (2626, 27560), (2704, 26765), (2756, 26260), (3380, 21412), (3445, 21008), (4040, 17914), (4240, 17069), (5252, 13780), (5353, 13520), (5512, 13130), (6565, 11024), (6760, 10706), (6890, 10504), (8080, 8957)]