99694640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 241035168

約数和(自身を除く): 141340528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 73, 80, 86, 146, 172, 215, 292, 344, 365, 397, 430, 584, 688, 730, 794, 860, 1168, 1460, 1588, 1720, 1985, 2920, 3139, 3176, 3440, 3970, 5840, 6278, 6352, 7940, 12556, 15695, 15880, 17071, 25112, 28981, 31390, 31760, 34142, 50224, 57962, 62780, 68284, 85355, 115924, 125560, 136568, 144905, 170710, 231848, 251120, 273136, 289810, 341420, 463696, 579620, 682840, 1159240, 1246183, 1365680, 2318480, 2492366, 4984732, 6230915, 9969464, 12461830, 19938928, 24923660, 49847320, 99694640]

約数ペア:

[(1, 99694640), (2, 49847320), (4, 24923660), (5, 19938928), (8, 12461830), (10, 9969464), (16, 6230915), (20, 4984732), (40, 2492366), (43, 2318480), (73, 1365680), (80, 1246183), (86, 1159240), (146, 682840), (172, 579620), (215, 463696), (292, 341420), (344, 289810), (365, 273136), (397, 251120), (430, 231848), (584, 170710), (688, 144905), (730, 136568), (794, 125560), (860, 115924), (1168, 85355), (1460, 68284), (1588, 62780), (1720, 57962), (1985, 50224), (2920, 34142), (3139, 31760), (3176, 31390), (3440, 28981), (3970, 25112), (5840, 17071), (6278, 15880), (6352, 15695), (7940, 12556)]