68142580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4243}}^1$

素因数の和:4336

約数の個数: 48

約数和(自身を含む): 158284224

約数和(自身を除く): 90141644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 4243, 8030, 8486, 16060, 16972, 21215, 42430, 46673, 84860, 93346, 186692, 233365, 309739, 466730, 619478, 933460, 1238956, 1548695, 3097390, 3407129, 6194780, 6814258, 13628516, 17035645, 34071290, 68142580]

約数ペア:

[(1, 68142580), (2, 34071290), (4, 17035645), (5, 13628516), (10, 6814258), (11, 6194780), (20, 3407129), (22, 3097390), (44, 1548695), (55, 1238956), (73, 933460), (110, 619478), (146, 466730), (220, 309739), (292, 233365), (365, 186692), (730, 93346), (803, 84860), (1460, 46673), (1606, 42430), (3212, 21215), (4015, 16972), (4243, 16060), (8030, 8486)]