15615050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 72

約数和(自身を含む): 33396300

約数和(自身を除く): 17781250

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 89, 110, 121, 145, 178, 242, 275, 290, 319, 445, 550, 605, 638, 725, 890, 979, 1210, 1450, 1595, 1958, 2225, 2581, 3025, 3190, 3509, 4450, 4895, 5162, 6050, 7018, 7975, 9790, 10769, 12905, 15950, 17545, 21538, 24475, 25810, 28391, 35090, 48950, 53845, 56782, 64525, 87725, 107690, 129050, 141955, 175450, 269225, 283910, 312301, 538450, 624602, 709775, 1419550, 1561505, 3123010, 7807525, 15615050]

約数ペア:

[(1, 15615050), (2, 7807525), (5, 3123010), (10, 1561505), (11, 1419550), (22, 709775), (25, 624602), (29, 538450), (50, 312301), (55, 283910), (58, 269225), (89, 175450), (110, 141955), (121, 129050), (145, 107690), (178, 87725), (242, 64525), (275, 56782), (290, 53845), (319, 48950), (445, 35090), (550, 28391), (605, 25810), (638, 24475), (725, 21538), (890, 17545), (979, 15950), (1210, 12905), (1450, 10769), (1595, 9790), (1958, 7975), (2225, 7018), (2581, 6050), (3025, 5162), (3190, 4895), (3509, 4450)]