99816280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{797}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 234420480

約数和(自身を除く): 134604200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 797, 808, 1010, 1240, 1594, 2020, 3131, 3188, 3985, 4040, 6262, 6376, 7970, 12524, 15655, 15940, 24707, 25048, 31310, 31880, 49414, 62620, 80497, 98828, 123535, 125240, 160994, 197656, 247070, 321988, 402485, 494140, 643976, 804970, 988280, 1609940, 2495407, 3219880, 4990814, 9981628, 12477035, 19963256, 24954070, 49908140, 99816280]

約数ペア:

[(1, 99816280), (2, 49908140), (4, 24954070), (5, 19963256), (8, 12477035), (10, 9981628), (20, 4990814), (31, 3219880), (40, 2495407), (62, 1609940), (101, 988280), (124, 804970), (155, 643976), (202, 494140), (248, 402485), (310, 321988), (404, 247070), (505, 197656), (620, 160994), (797, 125240), (808, 123535), (1010, 98828), (1240, 80497), (1594, 62620), (2020, 49414), (3131, 31880), (3188, 31310), (3985, 25048), (4040, 24707), (6262, 15940), (6376, 15655), (7970, 12524)]