813295490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 1695790080

約数和(自身を除く): 882494590

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 173, 239, 281, 346, 478, 562, 865, 1195, 1211, 1405, 1673, 1730, 1967, 2390, 2422, 2810, 3346, 3934, 6055, 8365, 9835, 12110, 16730, 19670, 41347, 48613, 67159, 82694, 97226, 134318, 206735, 243065, 289429, 335795, 340291, 413470, 470113, 486130, 578858, 671590, 680582, 940226, 1447145, 1701455, 2350565, 2894290, 3402910, 4701130, 11618507, 23237014, 58092535, 81329549, 116185070, 162659098, 406647745, 813295490]

約数ペア:

[(1, 813295490), (2, 406647745), (5, 162659098), (7, 116185070), (10, 81329549), (14, 58092535), (35, 23237014), (70, 11618507), (173, 4701130), (239, 3402910), (281, 2894290), (346, 2350565), (478, 1701455), (562, 1447145), (865, 940226), (1195, 680582), (1211, 671590), (1405, 578858), (1673, 486130), (1730, 470113), (1967, 413470), (2390, 340291), (2422, 335795), (2810, 289429), (3346, 243065), (3934, 206735), (6055, 134318), (8365, 97226), (9835, 82694), (12110, 67159), (16730, 48613), (19670, 41347)]