13301480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 32762880

約数和(自身を除く): 19461400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 631, 680, 1054, 1240, 1262, 2108, 2524, 2635, 3155, 4216, 5048, 5270, 6310, 10540, 10727, 12620, 19561, 21080, 21454, 25240, 39122, 42908, 53635, 78244, 85816, 97805, 107270, 156488, 195610, 214540, 332537, 391220, 429080, 665074, 782440, 1330148, 1662685, 2660296, 3325370, 6650740, 13301480]

約数ペア:

[(1, 13301480), (2, 6650740), (4, 3325370), (5, 2660296), (8, 1662685), (10, 1330148), (17, 782440), (20, 665074), (31, 429080), (34, 391220), (40, 332537), (62, 214540), (68, 195610), (85, 156488), (124, 107270), (136, 97805), (155, 85816), (170, 78244), (248, 53635), (310, 42908), (340, 39122), (527, 25240), (620, 21454), (631, 21080), (680, 19561), (1054, 12620), (1240, 10727), (1262, 10540), (2108, 6310), (2524, 5270), (2635, 5048), (3155, 4216)]