32078800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 86105600

約数和(自身を除く): 54026800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 199, 200, 208, 248, 260, 310, 325, 398, 400, 403, 496, 520, 620, 650, 775, 796, 806, 995, 1040, 1240, 1300, 1550, 1592, 1612, 1990, 2015, 2480, 2587, 2600, 3100, 3184, 3224, 3980, 4030, 4975, 5174, 5200, 6169, 6200, 6448, 7960, 8060, 9950, 10075, 10348, 12338, 12400, 12935, 15920, 16120, 19900, 20150, 20696, 24676, 25870, 30845, 32240, 39800, 40300, 41392, 49352, 51740, 61690, 64675, 79600, 80197, 80600, 98704, 103480, 123380, 129350, 154225, 160394, 161200, 206960, 246760, 258700, 308450, 320788, 400985, 493520, 517400, 616900, 641576, 801970, 1034800, 1233800, 1283152, 1603940, 2004925, 2467600, 3207880, 4009850, 6415760, 8019700, 16039400, 32078800]

約数ペア:

[(1, 32078800), (2, 16039400), (4, 8019700), (5, 6415760), (8, 4009850), (10, 3207880), (13, 2467600), (16, 2004925), (20, 1603940), (25, 1283152), (26, 1233800), (31, 1034800), (40, 801970), (50, 641576), (52, 616900), (62, 517400), (65, 493520), (80, 400985), (100, 320788), (104, 308450), (124, 258700), (130, 246760), (155, 206960), (199, 161200), (200, 160394), (208, 154225), (248, 129350), (260, 123380), (310, 103480), (325, 98704), (398, 80600), (400, 80197), (403, 79600), (496, 64675), (520, 61690), (620, 51740), (650, 49352), (775, 41392), (796, 40300), (806, 39800), (995, 32240), (1040, 30845), (1240, 25870), (1300, 24676), (1550, 20696), (1592, 20150), (1612, 19900), (1990, 16120), (2015, 15920), (2480, 12935), (2587, 12400), (2600, 12338), (3100, 10348), (3184, 10075), (3224, 9950), (3980, 8060), (4030, 7960), (4975, 6448), (5174, 6200), (5200, 6169)]