13305427540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{59447}}^1$

素因数の和:59525

約数の個数: 72

約数和(自身を含む): 30441180672

約数和(自身を除く): 17135753132

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 361, 380, 589, 620, 722, 1178, 1444, 1805, 2356, 2945, 3610, 5890, 7220, 11191, 11780, 22382, 44764, 55955, 59447, 111910, 118894, 223820, 237788, 297235, 594470, 1129493, 1188940, 1842857, 2258986, 3685714, 4517972, 5647465, 7371428, 9214285, 11294930, 18428570, 21460367, 22589860, 35014283, 36857140, 42920734, 70028566, 85841468, 107301835, 140057132, 175071415, 214603670, 350142830, 429207340, 665271377, 700285660, 1330542754, 2661085508, 3326356885, 6652713770, 13305427540]

約数ペア:

[(1, 13305427540), (2, 6652713770), (4, 3326356885), (5, 2661085508), (10, 1330542754), (19, 700285660), (20, 665271377), (31, 429207340), (38, 350142830), (62, 214603670), (76, 175071415), (95, 140057132), (124, 107301835), (155, 85841468), (190, 70028566), (310, 42920734), (361, 36857140), (380, 35014283), (589, 22589860), (620, 21460367), (722, 18428570), (1178, 11294930), (1444, 9214285), (1805, 7371428), (2356, 5647465), (2945, 4517972), (3610, 3685714), (5890, 2258986), (7220, 1842857), (11191, 1188940), (11780, 1129493), (22382, 594470), (44764, 297235), (55955, 237788), (59447, 223820), (111910, 118894)]