130987760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 320175936

約数和(自身を除く): 189188176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 257, 277, 368, 460, 514, 554, 920, 1028, 1108, 1285, 1385, 1840, 2056, 2216, 2570, 2770, 4112, 4432, 5140, 5540, 5911, 6371, 10280, 11080, 11822, 12742, 20560, 22160, 23644, 25484, 29555, 31855, 47288, 50968, 59110, 63710, 71189, 94576, 101936, 118220, 127420, 142378, 236440, 254840, 284756, 355945, 472880, 509680, 569512, 711890, 1139024, 1423780, 1637347, 2847560, 3274694, 5695120, 6549388, 8186735, 13098776, 16373470, 26197552, 32746940, 65493880, 130987760]

約数ペア:

[(1, 130987760), (2, 65493880), (4, 32746940), (5, 26197552), (8, 16373470), (10, 13098776), (16, 8186735), (20, 6549388), (23, 5695120), (40, 3274694), (46, 2847560), (80, 1637347), (92, 1423780), (115, 1139024), (184, 711890), (230, 569512), (257, 509680), (277, 472880), (368, 355945), (460, 284756), (514, 254840), (554, 236440), (920, 142378), (1028, 127420), (1108, 118220), (1285, 101936), (1385, 94576), (1840, 71189), (2056, 63710), (2216, 59110), (2570, 50968), (2770, 47288), (4112, 31855), (4432, 29555), (5140, 25484), (5540, 23644), (5911, 22160), (6371, 20560), (10280, 12742), (11080, 11822)]