87384380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{449}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 189604800

約数和(自身を除く): 102220420

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 263, 370, 449, 526, 740, 898, 1052, 1315, 1796, 2245, 2630, 4490, 5260, 8980, 9731, 16613, 19462, 33226, 38924, 48655, 66452, 83065, 97310, 118087, 166130, 194620, 236174, 332260, 472348, 590435, 1180870, 2361740, 4369219, 8738438, 17476876, 21846095, 43692190, 87384380]

約数ペア:

[(1, 87384380), (2, 43692190), (4, 21846095), (5, 17476876), (10, 8738438), (20, 4369219), (37, 2361740), (74, 1180870), (148, 590435), (185, 472348), (263, 332260), (370, 236174), (449, 194620), (526, 166130), (740, 118087), (898, 97310), (1052, 83065), (1315, 66452), (1796, 48655), (2245, 38924), (2630, 33226), (4490, 19462), (5260, 16613), (8980, 9731)]