63380120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 149299200

約数和(自身を除く): 85919080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 620, 632, 647, 790, 1240, 1294, 1580, 2449, 2588, 3160, 3235, 4898, 5176, 6470, 9796, 12245, 12940, 19592, 20057, 24490, 25880, 40114, 48980, 51113, 80228, 97960, 100285, 102226, 160456, 200570, 204452, 255565, 401140, 408904, 511130, 802280, 1022260, 1584503, 2044520, 3169006, 6338012, 7922515, 12676024, 15845030, 31690060, 63380120]

約数ペア:

[(1, 63380120), (2, 31690060), (4, 15845030), (5, 12676024), (8, 7922515), (10, 6338012), (20, 3169006), (31, 2044520), (40, 1584503), (62, 1022260), (79, 802280), (124, 511130), (155, 408904), (158, 401140), (248, 255565), (310, 204452), (316, 200570), (395, 160456), (620, 102226), (632, 100285), (647, 97960), (790, 80228), (1240, 51113), (1294, 48980), (1580, 40114), (2449, 25880), (2588, 24490), (3160, 20057), (3235, 19592), (4898, 12940), (5176, 12245), (6470, 9796)]