81418850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{853}}^1$

素因数の和:971

約数の個数: 48

約数和(自身を含む): 160114752

約数和(自身を除く): 78695902

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 83, 115, 166, 230, 415, 575, 830, 853, 1150, 1706, 1909, 2075, 3818, 4150, 4265, 8530, 9545, 19090, 19619, 21325, 39238, 42650, 47725, 70799, 95450, 98095, 141598, 196190, 353995, 490475, 707990, 980950, 1628377, 1769975, 3256754, 3539950, 8141885, 16283770, 40709425, 81418850]

約数ペア:

[(1, 81418850), (2, 40709425), (5, 16283770), (10, 8141885), (23, 3539950), (25, 3256754), (46, 1769975), (50, 1628377), (83, 980950), (115, 707990), (166, 490475), (230, 353995), (415, 196190), (575, 141598), (830, 98095), (853, 95450), (1150, 70799), (1706, 47725), (1909, 42650), (2075, 39238), (3818, 21325), (4150, 19619), (4265, 19090), (8530, 9545)]