71633420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1439}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 159667200

約数和(自身を除く): 88033780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 380, 524, 655, 1310, 1439, 2489, 2620, 2878, 4978, 5756, 7195, 9956, 12445, 14390, 24890, 27341, 28780, 49780, 54682, 109364, 136705, 188509, 273410, 377018, 546820, 754036, 942545, 1885090, 3581671, 3770180, 7163342, 14326684, 17908355, 35816710, 71633420]

約数ペア:

[(1, 71633420), (2, 35816710), (4, 17908355), (5, 14326684), (10, 7163342), (19, 3770180), (20, 3581671), (38, 1885090), (76, 942545), (95, 754036), (131, 546820), (190, 377018), (262, 273410), (380, 188509), (524, 136705), (655, 109364), (1310, 54682), (1439, 49780), (2489, 28780), (2620, 27341), (2878, 24890), (4978, 14390), (5756, 12445), (7195, 9956)]