63817960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1$

素因数の和:802

約数の個数: 64

約数和(自身を含む): 152539200

約数和(自身を除く): 88721240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 380, 524, 641, 655, 760, 1048, 1282, 1310, 2489, 2564, 2620, 3205, 4978, 5128, 5240, 6410, 9956, 12179, 12445, 12820, 19912, 24358, 24890, 25640, 48716, 49780, 60895, 83971, 97432, 99560, 121790, 167942, 243580, 335884, 419855, 487160, 671768, 839710, 1595449, 1679420, 3190898, 3358840, 6381796, 7977245, 12763592, 15954490, 31908980, 63817960]

約数ペア:

[(1, 63817960), (2, 31908980), (4, 15954490), (5, 12763592), (8, 7977245), (10, 6381796), (19, 3358840), (20, 3190898), (38, 1679420), (40, 1595449), (76, 839710), (95, 671768), (131, 487160), (152, 419855), (190, 335884), (262, 243580), (380, 167942), (524, 121790), (641, 99560), (655, 97432), (760, 83971), (1048, 60895), (1282, 49780), (1310, 48716), (2489, 25640), (2564, 24890), (2620, 24358), (3205, 19912), (4978, 12820), (5128, 12445), (5240, 12179), (6410, 9956)]