26400800

素因数分解:

$2^5\times 5^2\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:622

約数の個数: 72

約数和(自身を含む): 65628612

約数和(自身を除く): 39227812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 80, 100, 122, 160, 200, 244, 305, 400, 488, 541, 610, 800, 976, 1082, 1220, 1525, 1952, 2164, 2440, 2705, 3050, 4328, 4880, 5410, 6100, 8656, 9760, 10820, 12200, 13525, 17312, 21640, 24400, 27050, 33001, 43280, 48800, 54100, 66002, 86560, 108200, 132004, 165005, 216400, 264008, 330010, 432800, 528016, 660020, 825025, 1056032, 1320040, 1650050, 2640080, 3300100, 5280160, 6600200, 13200400, 26400800]

約数ペア:

[(1, 26400800), (2, 13200400), (4, 6600200), (5, 5280160), (8, 3300100), (10, 2640080), (16, 1650050), (20, 1320040), (25, 1056032), (32, 825025), (40, 660020), (50, 528016), (61, 432800), (80, 330010), (100, 264008), (122, 216400), (160, 165005), (200, 132004), (244, 108200), (305, 86560), (400, 66002), (488, 54100), (541, 48800), (610, 43280), (800, 33001), (976, 27050), (1082, 24400), (1220, 21640), (1525, 17312), (1952, 13525), (2164, 12200), (2440, 10820), (2705, 9760), (3050, 8656), (4328, 6100), (4880, 5410)]