86766640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{63799}}^1$

素因数の和:63829

約数の個数: 40

約数和(自身を含む): 213602400

約数和(自身を除く): 126835760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 63799, 127598, 255196, 318995, 510392, 637990, 1020784, 1084583, 1275980, 2169166, 2551960, 4338332, 5103920, 5422915, 8676664, 10845830, 17353328, 21691660, 43383320, 86766640]

約数ペア:

[(1, 86766640), (2, 43383320), (4, 21691660), (5, 17353328), (8, 10845830), (10, 8676664), (16, 5422915), (17, 5103920), (20, 4338332), (34, 2551960), (40, 2169166), (68, 1275980), (80, 1084583), (85, 1020784), (136, 637990), (170, 510392), (272, 318995), (340, 255196), (680, 127598), (1360, 63799)]