51300700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 122648400

約数和(自身を除く): 71347700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 149, 220, 275, 298, 313, 550, 596, 626, 745, 1100, 1252, 1490, 1565, 1639, 2980, 3130, 3278, 3443, 3725, 6260, 6556, 6886, 7450, 7825, 8195, 13772, 14900, 15650, 16390, 17215, 31300, 32780, 34430, 40975, 46637, 68860, 81950, 86075, 93274, 163900, 172150, 186548, 233185, 344300, 466370, 513007, 932740, 1026014, 1165925, 2052028, 2331850, 2565035, 4663700, 5130070, 10260140, 12825175, 25650350, 51300700]

約数ペア:

[(1, 51300700), (2, 25650350), (4, 12825175), (5, 10260140), (10, 5130070), (11, 4663700), (20, 2565035), (22, 2331850), (25, 2052028), (44, 1165925), (50, 1026014), (55, 932740), (100, 513007), (110, 466370), (149, 344300), (220, 233185), (275, 186548), (298, 172150), (313, 163900), (550, 93274), (596, 86075), (626, 81950), (745, 68860), (1100, 46637), (1252, 40975), (1490, 34430), (1565, 32780), (1639, 31300), (2980, 17215), (3130, 16390), (3278, 15650), (3443, 14900), (3725, 13772), (6260, 8195), (6556, 7825), (6886, 7450)]