29218900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 66792600

約数和(自身を除く): 37573700

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 53, 74, 100, 106, 148, 149, 185, 212, 265, 298, 370, 530, 596, 740, 745, 925, 1060, 1325, 1490, 1850, 1961, 2650, 2980, 3700, 3725, 3922, 5300, 5513, 7450, 7844, 7897, 9805, 11026, 14900, 15794, 19610, 22052, 27565, 31588, 39220, 39485, 49025, 55130, 78970, 98050, 110260, 137825, 157940, 196100, 197425, 275650, 292189, 394850, 551300, 584378, 789700, 1168756, 1460945, 2921890, 5843780, 7304725, 14609450, 29218900]

約数ペア:

[(1, 29218900), (2, 14609450), (4, 7304725), (5, 5843780), (10, 2921890), (20, 1460945), (25, 1168756), (37, 789700), (50, 584378), (53, 551300), (74, 394850), (100, 292189), (106, 275650), (148, 197425), (149, 196100), (185, 157940), (212, 137825), (265, 110260), (298, 98050), (370, 78970), (530, 55130), (596, 49025), (740, 39485), (745, 39220), (925, 31588), (1060, 27565), (1325, 22052), (1490, 19610), (1850, 15794), (1961, 14900), (2650, 11026), (2980, 9805), (3700, 7897), (3725, 7844), (3922, 7450), (5300, 5513)]