628015300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{19687}}^1$

素因数の和:19741

約数の個数: 72

約数和(自身を含む): 1538026560

約数和(自身を除く): 910011260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 44, 50, 55, 58, 100, 110, 116, 145, 220, 275, 290, 319, 550, 580, 638, 725, 1100, 1276, 1450, 1595, 2900, 3190, 6380, 7975, 15950, 19687, 31900, 39374, 78748, 98435, 196870, 216557, 393740, 433114, 492175, 570923, 866228, 984350, 1082785, 1141846, 1968700, 2165570, 2283692, 2854615, 4331140, 5413925, 5709230, 6280153, 10827850, 11418460, 12560306, 14273075, 21655700, 25120612, 28546150, 31400765, 57092300, 62801530, 125603060, 157003825, 314007650, 628015300]

約数ペア:

[(1, 628015300), (2, 314007650), (4, 157003825), (5, 125603060), (10, 62801530), (11, 57092300), (20, 31400765), (22, 28546150), (25, 25120612), (29, 21655700), (44, 14273075), (50, 12560306), (55, 11418460), (58, 10827850), (100, 6280153), (110, 5709230), (116, 5413925), (145, 4331140), (220, 2854615), (275, 2283692), (290, 2165570), (319, 1968700), (550, 1141846), (580, 1082785), (638, 984350), (725, 866228), (1100, 570923), (1276, 492175), (1450, 433114), (1595, 393740), (2900, 216557), (3190, 196870), (6380, 98435), (7975, 78748), (15950, 39374), (19687, 31900)]