51838760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 121398480

約数和(自身を除く): 69559720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 73, 82, 146, 164, 205, 292, 328, 365, 410, 433, 584, 730, 820, 866, 1460, 1640, 1732, 2165, 2920, 2993, 3464, 4330, 5986, 8660, 11972, 14965, 17320, 17753, 23944, 29930, 31609, 35506, 59860, 63218, 71012, 88765, 119720, 126436, 142024, 158045, 177530, 252872, 316090, 355060, 632180, 710120, 1264360, 1295969, 2591938, 5183876, 6479845, 10367752, 12959690, 25919380, 51838760]

約数ペア:

[(1, 51838760), (2, 25919380), (4, 12959690), (5, 10367752), (8, 6479845), (10, 5183876), (20, 2591938), (40, 1295969), (41, 1264360), (73, 710120), (82, 632180), (146, 355060), (164, 316090), (205, 252872), (292, 177530), (328, 158045), (365, 142024), (410, 126436), (433, 119720), (584, 88765), (730, 71012), (820, 63218), (866, 59860), (1460, 35506), (1640, 31609), (1732, 29930), (2165, 23944), (2920, 17753), (2993, 17320), (3464, 14965), (4330, 11972), (5986, 8660)]