70887700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1759}}^1$

素因数の和:1817

約数の個数: 72

約数和(自身を含む): 171100160

約数和(自身を除く): 100212460

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 1759, 2015, 3100, 3518, 4030, 7036, 8060, 8795, 10075, 17590, 20150, 22867, 35180, 40300, 43975, 45734, 54529, 87950, 91468, 109058, 114335, 175900, 218116, 228670, 272645, 457340, 545290, 571675, 708877, 1090580, 1143350, 1363225, 1417754, 2286700, 2726450, 2835508, 3544385, 5452900, 7088770, 14177540, 17721925, 35443850, 70887700]

約数ペア:

[(1, 70887700), (2, 35443850), (4, 17721925), (5, 14177540), (10, 7088770), (13, 5452900), (20, 3544385), (25, 2835508), (26, 2726450), (31, 2286700), (50, 1417754), (52, 1363225), (62, 1143350), (65, 1090580), (100, 708877), (124, 571675), (130, 545290), (155, 457340), (260, 272645), (310, 228670), (325, 218116), (403, 175900), (620, 114335), (650, 109058), (775, 91468), (806, 87950), (1300, 54529), (1550, 45734), (1612, 43975), (1759, 40300), (2015, 35180), (3100, 22867), (3518, 20150), (4030, 17590), (7036, 10075), (8060, 8795)]