49400080

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15061}}^1$

素因数の和:15115

約数の個数: 40

約数和(自身を含む): 117664344

約数和(自身を除く): 68264264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 15061, 30122, 60244, 75305, 120488, 150610, 240976, 301220, 602440, 617501, 1204880, 1235002, 2470004, 3087505, 4940008, 6175010, 9880016, 12350020, 24700040, 49400080]

約数ペア:

[(1, 49400080), (2, 24700040), (4, 12350020), (5, 9880016), (8, 6175010), (10, 4940008), (16, 3087505), (20, 2470004), (40, 1235002), (41, 1204880), (80, 617501), (82, 602440), (164, 301220), (205, 240976), (328, 150610), (410, 120488), (656, 75305), (820, 60244), (1640, 30122), (3280, 15061)]