68817040

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 167257152

約数和(自身を除く): 98440112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 67, 74, 80, 134, 148, 185, 268, 296, 335, 347, 370, 536, 592, 670, 694, 740, 1072, 1340, 1388, 1480, 1735, 2479, 2680, 2776, 2960, 3470, 4958, 5360, 5552, 6940, 9916, 12395, 12839, 13880, 19832, 23249, 24790, 25678, 27760, 39664, 46498, 49580, 51356, 64195, 92996, 99160, 102712, 116245, 128390, 185992, 198320, 205424, 232490, 256780, 371984, 464980, 513560, 860213, 929960, 1027120, 1720426, 1859920, 3440852, 4301065, 6881704, 8602130, 13763408, 17204260, 34408520, 68817040]

約数ペア:

[(1, 68817040), (2, 34408520), (4, 17204260), (5, 13763408), (8, 8602130), (10, 6881704), (16, 4301065), (20, 3440852), (37, 1859920), (40, 1720426), (67, 1027120), (74, 929960), (80, 860213), (134, 513560), (148, 464980), (185, 371984), (268, 256780), (296, 232490), (335, 205424), (347, 198320), (370, 185992), (536, 128390), (592, 116245), (670, 102712), (694, 99160), (740, 92996), (1072, 64195), (1340, 51356), (1388, 49580), (1480, 46498), (1735, 39664), (2479, 27760), (2680, 25678), (2776, 24790), (2960, 23249), (3470, 19832), (4958, 13880), (5360, 12839), (5552, 12395), (6940, 9916)]