65424940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 163989504

約数和(自身を除く): 98564564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 61, 70, 94, 122, 140, 163, 188, 235, 244, 305, 326, 329, 427, 470, 610, 652, 658, 815, 854, 940, 1141, 1220, 1316, 1630, 1645, 1708, 2135, 2282, 2867, 3260, 3290, 4270, 4564, 5705, 5734, 6580, 7661, 8540, 9943, 11410, 11468, 14335, 15322, 19886, 20069, 22820, 28670, 30644, 38305, 39772, 40138, 49715, 53627, 57340, 69601, 76610, 80276, 99430, 100345, 107254, 139202, 153220, 198860, 200690, 214508, 268135, 278404, 348005, 401380, 467321, 536270, 696010, 934642, 1072540, 1392020, 1869284, 2336605, 3271247, 4673210, 6542494, 9346420, 13084988, 16356235, 32712470, 65424940]

約数ペア:

[(1, 65424940), (2, 32712470), (4, 16356235), (5, 13084988), (7, 9346420), (10, 6542494), (14, 4673210), (20, 3271247), (28, 2336605), (35, 1869284), (47, 1392020), (61, 1072540), (70, 934642), (94, 696010), (122, 536270), (140, 467321), (163, 401380), (188, 348005), (235, 278404), (244, 268135), (305, 214508), (326, 200690), (329, 198860), (427, 153220), (470, 139202), (610, 107254), (652, 100345), (658, 99430), (815, 80276), (854, 76610), (940, 69601), (1141, 57340), (1220, 53627), (1316, 49715), (1630, 40138), (1645, 39772), (1708, 38305), (2135, 30644), (2282, 28670), (2867, 22820), (3260, 20069), (3290, 19886), (4270, 15322), (4564, 14335), (5705, 11468), (5734, 11410), (6580, 9943), (7661, 8540)]