156942427420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{77694271}}^1$

素因数の和:77694381

約数の個数: 24

約数和(自身を含む): 332842261248

約数和(自身を除く): 175899833828

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 77694271, 155388542, 310777084, 388471355, 776942710, 1553885420, 7847121371, 15694242742, 31388485484, 39235606855, 78471213710, 156942427420]

約数ペア:

[(1, 156942427420), (2, 78471213710), (4, 39235606855), (5, 31388485484), (10, 15694242742), (20, 7847121371), (101, 1553885420), (202, 776942710), (404, 388471355), (505, 310777084), (1010, 155388542), (2020, 77694271)]