25078460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 59479728

約数和(自身を除く): 34401268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 121, 172, 215, 220, 241, 242, 430, 473, 482, 484, 605, 860, 946, 964, 1205, 1210, 1892, 2365, 2410, 2420, 2651, 4730, 4820, 5203, 5302, 9460, 10363, 10406, 10604, 13255, 20726, 20812, 26015, 26510, 29161, 41452, 51815, 52030, 53020, 58322, 103630, 104060, 113993, 116644, 145805, 207260, 227986, 291610, 455972, 569965, 583220, 1139930, 1253923, 2279860, 2507846, 5015692, 6269615, 12539230, 25078460]

約数ペア:

[(1, 25078460), (2, 12539230), (4, 6269615), (5, 5015692), (10, 2507846), (11, 2279860), (20, 1253923), (22, 1139930), (43, 583220), (44, 569965), (55, 455972), (86, 291610), (110, 227986), (121, 207260), (172, 145805), (215, 116644), (220, 113993), (241, 104060), (242, 103630), (430, 58322), (473, 53020), (482, 52030), (484, 51815), (605, 41452), (860, 29161), (946, 26510), (964, 26015), (1205, 20812), (1210, 20726), (1892, 13255), (2365, 10604), (2410, 10406), (2420, 10363), (2651, 9460), (4730, 5302), (4820, 5203)]