988057300

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{439}}^1$

素因数の和:841

約数の個数: 72

約数和(自身を含む): 2186110080

約数和(自身を除く): 1198052780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 317, 355, 439, 634, 710, 878, 1268, 1420, 1585, 1756, 1775, 2195, 3170, 3550, 4390, 6340, 7100, 7925, 8780, 10975, 15850, 21950, 22507, 31169, 31700, 43900, 45014, 62338, 90028, 112535, 124676, 139163, 155845, 225070, 278326, 311690, 450140, 556652, 562675, 623380, 695815, 779225, 1125350, 1391630, 1558450, 2250700, 2783260, 3116900, 3479075, 6958150, 9880573, 13916300, 19761146, 39522292, 49402865, 98805730, 197611460, 247014325, 494028650, 988057300]

約数ペア:

[(1, 988057300), (2, 494028650), (4, 247014325), (5, 197611460), (10, 98805730), (20, 49402865), (25, 39522292), (50, 19761146), (71, 13916300), (100, 9880573), (142, 6958150), (284, 3479075), (317, 3116900), (355, 2783260), (439, 2250700), (634, 1558450), (710, 1391630), (878, 1125350), (1268, 779225), (1420, 695815), (1585, 623380), (1756, 562675), (1775, 556652), (2195, 450140), (3170, 311690), (3550, 278326), (4390, 225070), (6340, 155845), (7100, 139163), (7925, 124676), (8780, 112535), (10975, 90028), (15850, 62338), (21950, 45014), (22507, 43900), (31169, 31700)]