50105120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 136964520

約数和(自身を除く): 86859400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 109, 130, 136, 160, 169, 170, 208, 218, 221, 260, 272, 338, 340, 416, 436, 442, 520, 544, 545, 676, 680, 845, 872, 884, 1040, 1090, 1105, 1352, 1360, 1417, 1690, 1744, 1768, 1853, 2080, 2180, 2210, 2704, 2720, 2834, 2873, 3380, 3488, 3536, 3706, 4360, 4420, 5408, 5668, 5746, 6760, 7072, 7085, 7412, 8720, 8840, 9265, 11336, 11492, 13520, 14170, 14365, 14824, 17440, 17680, 18421, 18530, 22672, 22984, 24089, 27040, 28340, 28730, 29648, 35360, 36842, 37060, 45344, 45968, 48178, 56680, 57460, 59296, 73684, 74120, 91936, 92105, 96356, 113360, 114920, 120445, 147368, 148240, 184210, 192712, 226720, 229840, 240890, 294736, 296480, 313157, 368420, 385424, 459680, 481780, 589472, 626314, 736840, 770848, 963560, 1252628, 1473680, 1565785, 1927120, 2505256, 2947360, 3131570, 3854240, 5010512, 6263140, 10021024, 12526280, 25052560, 50105120]

約数ペア:

[(1, 50105120), (2, 25052560), (4, 12526280), (5, 10021024), (8, 6263140), (10, 5010512), (13, 3854240), (16, 3131570), (17, 2947360), (20, 2505256), (26, 1927120), (32, 1565785), (34, 1473680), (40, 1252628), (52, 963560), (65, 770848), (68, 736840), (80, 626314), (85, 589472), (104, 481780), (109, 459680), (130, 385424), (136, 368420), (160, 313157), (169, 296480), (170, 294736), (208, 240890), (218, 229840), (221, 226720), (260, 192712), (272, 184210), (338, 148240), (340, 147368), (416, 120445), (436, 114920), (442, 113360), (520, 96356), (544, 92105), (545, 91936), (676, 74120), (680, 73684), (845, 59296), (872, 57460), (884, 56680), (1040, 48178), (1090, 45968), (1105, 45344), (1352, 37060), (1360, 36842), (1417, 35360), (1690, 29648), (1744, 28730), (1768, 28340), (1853, 27040), (2080, 24089), (2180, 22984), (2210, 22672), (2704, 18530), (2720, 18421), (2834, 17680), (2873, 17440), (3380, 14824), (3488, 14365), (3536, 14170), (3706, 13520), (4360, 11492), (4420, 11336), (5408, 9265), (5668, 8840), (5746, 8720), (6760, 7412), (7072, 7085)]