51472590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{691}}^1$

素因数の和:905

約数の個数: 64

約数和(自身を含む): 133926912

約数和(自身を除く): 82454322

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 191, 195, 382, 390, 573, 691, 955, 1146, 1382, 1910, 2073, 2483, 2865, 3455, 4146, 4966, 5730, 6910, 7449, 8983, 10365, 12415, 14898, 17966, 20730, 24830, 26949, 37245, 44915, 53898, 74490, 89830, 131981, 134745, 263962, 269490, 395943, 659905, 791886, 1319810, 1715753, 1979715, 3431506, 3959430, 5147259, 8578765, 10294518, 17157530, 25736295, 51472590]

約数ペア:

[(1, 51472590), (2, 25736295), (3, 17157530), (5, 10294518), (6, 8578765), (10, 5147259), (13, 3959430), (15, 3431506), (26, 1979715), (30, 1715753), (39, 1319810), (65, 791886), (78, 659905), (130, 395943), (191, 269490), (195, 263962), (382, 134745), (390, 131981), (573, 89830), (691, 74490), (955, 53898), (1146, 44915), (1382, 37245), (1910, 26949), (2073, 24830), (2483, 20730), (2865, 17966), (3455, 14898), (4146, 12415), (4966, 10365), (5730, 8983), (6910, 7449)]