54919880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{569}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 131328000

約数和(自身を除く): 76408120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 380, 508, 569, 635, 760, 1016, 1138, 1270, 2276, 2413, 2540, 2845, 4552, 4826, 5080, 5690, 9652, 10811, 11380, 12065, 19304, 21622, 22760, 24130, 43244, 48260, 54055, 72263, 86488, 96520, 108110, 144526, 216220, 289052, 361315, 432440, 578104, 722630, 1372997, 1445260, 2745994, 2890520, 5491988, 6864985, 10983976, 13729970, 27459940, 54919880]

約数ペア:

[(1, 54919880), (2, 27459940), (4, 13729970), (5, 10983976), (8, 6864985), (10, 5491988), (19, 2890520), (20, 2745994), (38, 1445260), (40, 1372997), (76, 722630), (95, 578104), (127, 432440), (152, 361315), (190, 289052), (254, 216220), (380, 144526), (508, 108110), (569, 96520), (635, 86488), (760, 72263), (1016, 54055), (1138, 48260), (1270, 43244), (2276, 24130), (2413, 22760), (2540, 21622), (2845, 19304), (4552, 12065), (4826, 11380), (5080, 10811), (5690, 9652)]