30791800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{911}}^1$

素因数の和:953

約数の個数: 72

約数和(自身を含む): 77606640

約数和(自身を除く): 46814840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 169, 200, 260, 325, 338, 520, 650, 676, 845, 911, 1300, 1352, 1690, 1822, 2600, 3380, 3644, 4225, 4555, 6760, 7288, 8450, 9110, 11843, 16900, 18220, 22775, 23686, 33800, 36440, 45550, 47372, 59215, 91100, 94744, 118430, 153959, 182200, 236860, 296075, 307918, 473720, 592150, 615836, 769795, 1184300, 1231672, 1539590, 2368600, 3079180, 3848975, 6158360, 7697950, 15395900, 30791800]

約数ペア:

[(1, 30791800), (2, 15395900), (4, 7697950), (5, 6158360), (8, 3848975), (10, 3079180), (13, 2368600), (20, 1539590), (25, 1231672), (26, 1184300), (40, 769795), (50, 615836), (52, 592150), (65, 473720), (100, 307918), (104, 296075), (130, 236860), (169, 182200), (200, 153959), (260, 118430), (325, 94744), (338, 91100), (520, 59215), (650, 47372), (676, 45550), (845, 36440), (911, 33800), (1300, 23686), (1352, 22775), (1690, 18220), (1822, 16900), (2600, 11843), (3380, 9110), (3644, 8450), (4225, 7288), (4555, 6760)]