15664531700

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{271}}^1\times {\mathrm{5303}}^1$

素因数の和:5697

約数の個数: 72

約数和(自身を含む): 34436962560

約数和(自身を除く): 18772430860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 271, 436, 542, 545, 1084, 1090, 1355, 2180, 2710, 2725, 5303, 5420, 5450, 6775, 10606, 10900, 13550, 21212, 26515, 27100, 29539, 53030, 59078, 106060, 118156, 132575, 147695, 265150, 295390, 530300, 578027, 590780, 738475, 1156054, 1437113, 1476950, 2312108, 2874226, 2890135, 2953900, 5748452, 5780270, 7185565, 11560540, 14371130, 14450675, 28742260, 28901350, 35927825, 57802700, 71855650, 143711300, 156645317, 313290634, 626581268, 783226585, 1566453170, 3132906340, 3916132925, 7832265850, 15664531700]

約数ペア:

[(1, 15664531700), (2, 7832265850), (4, 3916132925), (5, 3132906340), (10, 1566453170), (20, 783226585), (25, 626581268), (50, 313290634), (100, 156645317), (109, 143711300), (218, 71855650), (271, 57802700), (436, 35927825), (542, 28901350), (545, 28742260), (1084, 14450675), (1090, 14371130), (1355, 11560540), (2180, 7185565), (2710, 5780270), (2725, 5748452), (5303, 2953900), (5420, 2890135), (5450, 2874226), (6775, 2312108), (10606, 1476950), (10900, 1437113), (13550, 1156054), (21212, 738475), (26515, 590780), (27100, 578027), (29539, 530300), (53030, 295390), (59078, 265150), (106060, 147695), (118156, 132575)]