1605900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 4780944

約数和(自身を除く): 3175044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 75, 100, 101, 106, 150, 159, 202, 212, 265, 300, 303, 318, 404, 505, 530, 606, 636, 795, 1010, 1060, 1212, 1325, 1515, 1590, 2020, 2525, 2650, 3030, 3180, 3975, 5050, 5300, 5353, 6060, 7575, 7950, 10100, 10706, 15150, 15900, 16059, 21412, 26765, 30300, 32118, 53530, 64236, 80295, 107060, 133825, 160590, 267650, 321180, 401475, 535300, 802950, 1605900]

約数ペア:

[(1, 1605900), (2, 802950), (3, 535300), (4, 401475), (5, 321180), (6, 267650), (10, 160590), (12, 133825), (15, 107060), (20, 80295), (25, 64236), (30, 53530), (50, 32118), (53, 30300), (60, 26765), (75, 21412), (100, 16059), (101, 15900), (106, 15150), (150, 10706), (159, 10100), (202, 7950), (212, 7575), (265, 6060), (300, 5353), (303, 5300), (318, 5050), (404, 3975), (505, 3180), (530, 3030), (606, 2650), (636, 2525), (795, 2020), (1010, 1590), (1060, 1515), (1212, 1325)]