100100060

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 215006400

約数和(自身を除く): 114906340

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 157, 284, 314, 355, 449, 628, 710, 785, 898, 1420, 1570, 1796, 2245, 3140, 4490, 8980, 11147, 22294, 31879, 44588, 55735, 63758, 70493, 111470, 127516, 140986, 159395, 222940, 281972, 318790, 352465, 637580, 704930, 1409860, 5005003, 10010006, 20020012, 25025015, 50050030, 100100060]

約数ペア:

[(1, 100100060), (2, 50050030), (4, 25025015), (5, 20020012), (10, 10010006), (20, 5005003), (71, 1409860), (142, 704930), (157, 637580), (284, 352465), (314, 318790), (355, 281972), (449, 222940), (628, 159395), (710, 140986), (785, 127516), (898, 111470), (1420, 70493), (1570, 63758), (1796, 55735), (2245, 44588), (3140, 31879), (4490, 22294), (8980, 11147)]