7910500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1217}}^1$

素因数の和:1249

約数の個数: 48

約数和(自身を含む): 18620784

約数和(自身を除く): 10710284

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1217, 1300, 1625, 2434, 3250, 4868, 6085, 6500, 12170, 15821, 24340, 30425, 31642, 60850, 63284, 79105, 121700, 152125, 158210, 304250, 316420, 395525, 608500, 791050, 1582100, 1977625, 3955250, 7910500]

約数ペア:

[(1, 7910500), (2, 3955250), (4, 1977625), (5, 1582100), (10, 791050), (13, 608500), (20, 395525), (25, 316420), (26, 304250), (50, 158210), (52, 152125), (65, 121700), (100, 79105), (125, 63284), (130, 60850), (250, 31642), (260, 30425), (325, 24340), (500, 15821), (650, 12170), (1217, 6500), (1300, 6085), (1625, 4868), (2434, 3250)]