90572080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{619}}^1$

素因数の和:722

約数の個数: 80

約数和(自身を含む): 221414400

約数和(自身を除く): 130842320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 59, 62, 80, 118, 124, 155, 236, 248, 295, 310, 472, 496, 590, 619, 620, 944, 1180, 1238, 1240, 1829, 2360, 2476, 2480, 3095, 3658, 4720, 4952, 6190, 7316, 9145, 9904, 12380, 14632, 18290, 19189, 24760, 29264, 36521, 36580, 38378, 49520, 73042, 73160, 76756, 95945, 146084, 146320, 153512, 182605, 191890, 292168, 307024, 365210, 383780, 584336, 730420, 767560, 1132151, 1460840, 1535120, 2264302, 2921680, 4528604, 5660755, 9057208, 11321510, 18114416, 22643020, 45286040, 90572080]

約数ペア:

[(1, 90572080), (2, 45286040), (4, 22643020), (5, 18114416), (8, 11321510), (10, 9057208), (16, 5660755), (20, 4528604), (31, 2921680), (40, 2264302), (59, 1535120), (62, 1460840), (80, 1132151), (118, 767560), (124, 730420), (155, 584336), (236, 383780), (248, 365210), (295, 307024), (310, 292168), (472, 191890), (496, 182605), (590, 153512), (619, 146320), (620, 146084), (944, 95945), (1180, 76756), (1238, 73160), (1240, 73042), (1829, 49520), (2360, 38378), (2476, 36580), (2480, 36521), (3095, 29264), (3658, 24760), (4720, 19189), (4952, 18290), (6190, 14632), (7316, 12380), (9145, 9904)]