100008280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2411}}^1$

素因数の和:2500

約数の個数: 64

約数和(自身を含む): 242261280

約数和(自身を除く): 142253000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 1037, 1220, 2074, 2411, 2440, 4148, 4822, 5185, 8296, 9644, 10370, 12055, 19288, 20740, 24110, 40987, 41480, 48220, 81974, 96440, 147071, 163948, 204935, 294142, 327896, 409870, 588284, 735355, 819740, 1176568, 1470710, 1639480, 2500207, 2941420, 5000414, 5882840, 10000828, 12501035, 20001656, 25002070, 50004140, 100008280]

約数ペア:

[(1, 100008280), (2, 50004140), (4, 25002070), (5, 20001656), (8, 12501035), (10, 10000828), (17, 5882840), (20, 5000414), (34, 2941420), (40, 2500207), (61, 1639480), (68, 1470710), (85, 1176568), (122, 819740), (136, 735355), (170, 588284), (244, 409870), (305, 327896), (340, 294142), (488, 204935), (610, 163948), (680, 147071), (1037, 96440), (1220, 81974), (2074, 48220), (2411, 41480), (2440, 40987), (4148, 24110), (4822, 20740), (5185, 19288), (8296, 12055), (9644, 10370)]