55779100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:535

約数の個数: 72

約数和(自身を含む): 131897808

約数和(自身を除く): 76118708

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 107, 130, 214, 260, 325, 401, 428, 535, 650, 802, 1070, 1300, 1391, 1604, 2005, 2140, 2675, 2782, 4010, 5213, 5350, 5564, 6955, 8020, 10025, 10426, 10700, 13910, 20050, 20852, 26065, 27820, 34775, 40100, 42907, 52130, 69550, 85814, 104260, 130325, 139100, 171628, 214535, 260650, 429070, 521300, 557791, 858140, 1072675, 1115582, 2145350, 2231164, 2788955, 4290700, 5577910, 11155820, 13944775, 27889550, 55779100]

約数ペア:

[(1, 55779100), (2, 27889550), (4, 13944775), (5, 11155820), (10, 5577910), (13, 4290700), (20, 2788955), (25, 2231164), (26, 2145350), (50, 1115582), (52, 1072675), (65, 858140), (100, 557791), (107, 521300), (130, 429070), (214, 260650), (260, 214535), (325, 171628), (401, 139100), (428, 130325), (535, 104260), (650, 85814), (802, 69550), (1070, 52130), (1300, 42907), (1391, 40100), (1604, 34775), (2005, 27820), (2140, 26065), (2675, 20852), (2782, 20050), (4010, 13910), (5213, 10700), (5350, 10426), (5564, 10025), (6955, 8020)]