82581720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52937}}^1$

素因数の和:52964

約数の個数: 64

約数和(自身を含む): 266807520

約数和(自身を除く): 184225800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 52937, 105874, 158811, 211748, 264685, 317622, 423496, 529370, 635244, 688181, 794055, 1058740, 1270488, 1376362, 1588110, 2064543, 2117480, 2752724, 3176220, 3440905, 4129086, 5505448, 6352440, 6881810, 8258172, 10322715, 13763620, 16516344, 20645430, 27527240, 41290860, 82581720]

約数ペア:

[(1, 82581720), (2, 41290860), (3, 27527240), (4, 20645430), (5, 16516344), (6, 13763620), (8, 10322715), (10, 8258172), (12, 6881810), (13, 6352440), (15, 5505448), (20, 4129086), (24, 3440905), (26, 3176220), (30, 2752724), (39, 2117480), (40, 2064543), (52, 1588110), (60, 1376362), (65, 1270488), (78, 1058740), (104, 794055), (120, 688181), (130, 635244), (156, 529370), (195, 423496), (260, 317622), (312, 264685), (390, 211748), (520, 158811), (780, 105874), (1560, 52937)]