30757788440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2543}}^1\times {\mathrm{4957}}^1$

素因数の和:7572

約数の個数: 64

約数和(自身を含む): 70381388160

約数和(自身を除く): 39623599720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 2543, 4957, 5086, 9914, 10172, 12715, 19828, 20344, 24785, 25430, 39656, 49570, 50860, 99140, 101720, 155123, 198280, 302377, 310246, 604754, 620492, 775615, 1209508, 1240984, 1511885, 1551230, 2419016, 3023770, 3102460, 6047540, 6204920, 12095080, 12605651, 25211302, 50422604, 63028255, 100845208, 126056510, 252113020, 504226040, 768944711, 1537889422, 3075778844, 3844723555, 6151557688, 7689447110, 15378894220, 30757788440]

約数ペア:

[(1, 30757788440), (2, 15378894220), (4, 7689447110), (5, 6151557688), (8, 3844723555), (10, 3075778844), (20, 1537889422), (40, 768944711), (61, 504226040), (122, 252113020), (244, 126056510), (305, 100845208), (488, 63028255), (610, 50422604), (1220, 25211302), (2440, 12605651), (2543, 12095080), (4957, 6204920), (5086, 6047540), (9914, 3102460), (10172, 3023770), (12715, 2419016), (19828, 1551230), (20344, 1511885), (24785, 1240984), (25430, 1209508), (39656, 775615), (49570, 620492), (50860, 604754), (99140, 310246), (101720, 302377), (155123, 198280)]