74614720

素因数分解:

$2^6\times 5^1\times {\mathrm{431}}^1\times {\mathrm{541}}^1$

素因数の和:989

約数の個数: 56

約数和(自身を含む): 178417728

約数和(自身を除く): 103803008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 431, 541, 862, 1082, 1724, 2155, 2164, 2705, 3448, 4310, 4328, 5410, 6896, 8620, 8656, 10820, 13792, 17240, 17312, 21640, 27584, 34480, 34624, 43280, 68960, 86560, 137920, 173120, 233171, 466342, 932684, 1165855, 1865368, 2331710, 3730736, 4663420, 7461472, 9326840, 14922944, 18653680, 37307360, 74614720]

約数ペア:

[(1, 74614720), (2, 37307360), (4, 18653680), (5, 14922944), (8, 9326840), (10, 7461472), (16, 4663420), (20, 3730736), (32, 2331710), (40, 1865368), (64, 1165855), (80, 932684), (160, 466342), (320, 233171), (431, 173120), (541, 137920), (862, 86560), (1082, 68960), (1724, 43280), (2155, 34624), (2164, 34480), (2705, 27584), (3448, 21640), (4310, 17312), (4328, 17240), (5410, 13792), (6896, 10820), (8620, 8656)]