201313750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^5$

素因数の和:77

約数の個数: 60

約数和(自身を含む): 415076508

約数和(自身を除く): 213762758

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 125, 242, 250, 275, 550, 605, 625, 1210, 1250, 1331, 1375, 2662, 2750, 3025, 6050, 6655, 6875, 13310, 13750, 14641, 15125, 29282, 30250, 33275, 66550, 73205, 75625, 146410, 151250, 161051, 166375, 322102, 332750, 366025, 732050, 805255, 831875, 1610510, 1663750, 1830125, 3660250, 4026275, 8052550, 9150625, 18301250, 20131375, 40262750, 100656875, 201313750]

約数ペア:

[(1, 201313750), (2, 100656875), (5, 40262750), (10, 20131375), (11, 18301250), (22, 9150625), (25, 8052550), (50, 4026275), (55, 3660250), (110, 1830125), (121, 1663750), (125, 1610510), (242, 831875), (250, 805255), (275, 732050), (550, 366025), (605, 332750), (625, 322102), (1210, 166375), (1250, 161051), (1331, 151250), (1375, 146410), (2662, 75625), (2750, 73205), (3025, 66550), (6050, 33275), (6655, 30250), (6875, 29282), (13310, 15125), (13750, 14641)]