90568960

素因数分解:

$2^8\times 5^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:603

約数の個数: 72

約数和(自身を含む): 218728440

約数和(自身を除く): 128159480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 256, 320, 346, 409, 640, 692, 818, 865, 1280, 1384, 1636, 1730, 2045, 2768, 3272, 3460, 4090, 5536, 6544, 6920, 8180, 11072, 13088, 13840, 16360, 22144, 26176, 27680, 32720, 44288, 52352, 55360, 65440, 70757, 104704, 110720, 130880, 141514, 221440, 261760, 283028, 353785, 523520, 566056, 707570, 1132112, 1415140, 2264224, 2830280, 4528448, 5660560, 9056896, 11321120, 18113792, 22642240, 45284480, 90568960]

約数ペア:

[(1, 90568960), (2, 45284480), (4, 22642240), (5, 18113792), (8, 11321120), (10, 9056896), (16, 5660560), (20, 4528448), (32, 2830280), (40, 2264224), (64, 1415140), (80, 1132112), (128, 707570), (160, 566056), (173, 523520), (256, 353785), (320, 283028), (346, 261760), (409, 221440), (640, 141514), (692, 130880), (818, 110720), (865, 104704), (1280, 70757), (1384, 65440), (1636, 55360), (1730, 52352), (2045, 44288), (2768, 32720), (3272, 27680), (3460, 26176), (4090, 22144), (5536, 16360), (6544, 13840), (6920, 13088), (8180, 11072)]