78983080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2459}}^1$

素因数の和:2554

約数の個数: 64

約数和(自身を含む): 196603200

約数和(自身を除く): 117620120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 292, 365, 440, 584, 730, 803, 1460, 1606, 2459, 2920, 3212, 4015, 4918, 6424, 8030, 9836, 12295, 16060, 19672, 24590, 27049, 32120, 49180, 54098, 98360, 108196, 135245, 179507, 216392, 270490, 359014, 540980, 718028, 897535, 1081960, 1436056, 1795070, 1974577, 3590140, 3949154, 7180280, 7898308, 9872885, 15796616, 19745770, 39491540, 78983080]

約数ペア:

[(1, 78983080), (2, 39491540), (4, 19745770), (5, 15796616), (8, 9872885), (10, 7898308), (11, 7180280), (20, 3949154), (22, 3590140), (40, 1974577), (44, 1795070), (55, 1436056), (73, 1081960), (88, 897535), (110, 718028), (146, 540980), (220, 359014), (292, 270490), (365, 216392), (440, 179507), (584, 135245), (730, 108196), (803, 98360), (1460, 54098), (1606, 49180), (2459, 32120), (2920, 27049), (3212, 24590), (4015, 19672), (4918, 16060), (6424, 12295), (8030, 9836)]