90309760

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1933}}^1$

素因数の和:2025

約数の個数: 64

約数和(自身を含む): 218967480

約数和(自身を除く): 128657720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 292, 320, 365, 584, 640, 730, 1168, 1460, 1933, 2336, 2920, 3866, 4672, 5840, 7732, 9344, 9665, 11680, 15464, 19330, 23360, 30928, 38660, 46720, 61856, 77320, 123712, 141109, 154640, 247424, 282218, 309280, 564436, 618560, 705545, 1128872, 1237120, 1411090, 2257744, 2822180, 4515488, 5644360, 9030976, 11288720, 18061952, 22577440, 45154880, 90309760]

約数ペア:

[(1, 90309760), (2, 45154880), (4, 22577440), (5, 18061952), (8, 11288720), (10, 9030976), (16, 5644360), (20, 4515488), (32, 2822180), (40, 2257744), (64, 1411090), (73, 1237120), (80, 1128872), (128, 705545), (146, 618560), (160, 564436), (292, 309280), (320, 282218), (365, 247424), (584, 154640), (640, 141109), (730, 123712), (1168, 77320), (1460, 61856), (1933, 46720), (2336, 38660), (2920, 30928), (3866, 23360), (4672, 19330), (5840, 15464), (7732, 11680), (9344, 9665)]