61338880

素因数分解:

$2^8\times 5^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 148308552

約数和(自身を除く): 86969672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 256, 277, 320, 346, 554, 640, 692, 865, 1108, 1280, 1384, 1385, 1730, 2216, 2768, 2770, 3460, 4432, 5536, 5540, 6920, 8864, 11072, 11080, 13840, 17728, 22144, 22160, 27680, 35456, 44288, 44320, 47921, 55360, 70912, 88640, 95842, 110720, 177280, 191684, 221440, 239605, 354560, 383368, 479210, 766736, 958420, 1533472, 1916840, 3066944, 3833680, 6133888, 7667360, 12267776, 15334720, 30669440, 61338880]

約数ペア:

[(1, 61338880), (2, 30669440), (4, 15334720), (5, 12267776), (8, 7667360), (10, 6133888), (16, 3833680), (20, 3066944), (32, 1916840), (40, 1533472), (64, 958420), (80, 766736), (128, 479210), (160, 383368), (173, 354560), (256, 239605), (277, 221440), (320, 191684), (346, 177280), (554, 110720), (640, 95842), (692, 88640), (865, 70912), (1108, 55360), (1280, 47921), (1384, 44320), (1385, 44288), (1730, 35456), (2216, 27680), (2768, 22160), (2770, 22144), (3460, 17728), (4432, 13840), (5536, 11080), (5540, 11072), (6920, 8864)]