222762100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{647}}^1$

素因数の和:985

約数の個数: 72

約数和(自身を含む): 529841088

約数和(自身を除く): 307078988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 313, 550, 626, 647, 1100, 1252, 1294, 1565, 2588, 3130, 3235, 3443, 6260, 6470, 6886, 7117, 7825, 12940, 13772, 14234, 15650, 16175, 17215, 28468, 31300, 32350, 34430, 35585, 64700, 68860, 71170, 86075, 142340, 172150, 177925, 202511, 344300, 355850, 405022, 711700, 810044, 1012555, 2025110, 2227621, 4050220, 4455242, 5062775, 8910484, 10125550, 11138105, 20251100, 22276210, 44552420, 55690525, 111381050, 222762100]

約数ペア:

[(1, 222762100), (2, 111381050), (4, 55690525), (5, 44552420), (10, 22276210), (11, 20251100), (20, 11138105), (22, 10125550), (25, 8910484), (44, 5062775), (50, 4455242), (55, 4050220), (100, 2227621), (110, 2025110), (220, 1012555), (275, 810044), (313, 711700), (550, 405022), (626, 355850), (647, 344300), (1100, 202511), (1252, 177925), (1294, 172150), (1565, 142340), (2588, 86075), (3130, 71170), (3235, 68860), (3443, 64700), (6260, 35585), (6470, 34430), (6886, 32350), (7117, 31300), (7825, 28468), (12940, 17215), (13772, 16175), (14234, 15650)]