13307620520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{76463}}^1$

素因数の和:76722

約数の個数: 64

約数和(自身を含む): 31656096000

約数和(自身を除く): 18348475480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 229, 380, 458, 760, 916, 1145, 1832, 2290, 4351, 4580, 8702, 9160, 17404, 21755, 34808, 43510, 76463, 87020, 152926, 174040, 305852, 382315, 611704, 764630, 1452797, 1529260, 2905594, 3058520, 5811188, 7263985, 11622376, 14527970, 17510027, 29055940, 35020054, 58111880, 70040108, 87550135, 140080216, 175100270, 332690513, 350200540, 665381026, 700401080, 1330762052, 1663452565, 2661524104, 3326905130, 6653810260, 13307620520]

約数ペア:

[(1, 13307620520), (2, 6653810260), (4, 3326905130), (5, 2661524104), (8, 1663452565), (10, 1330762052), (19, 700401080), (20, 665381026), (38, 350200540), (40, 332690513), (76, 175100270), (95, 140080216), (152, 87550135), (190, 70040108), (229, 58111880), (380, 35020054), (458, 29055940), (760, 17510027), (916, 14527970), (1145, 11622376), (1832, 7263985), (2290, 5811188), (4351, 3058520), (4580, 2905594), (8702, 1529260), (9160, 1452797), (17404, 764630), (21755, 611704), (34808, 382315), (43510, 305852), (76463, 174040), (87020, 152926)]