145152020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29383}}^1$

素因数の和:29424

約数の個数: 48

約数和(自身を含む): 345555840

約数和(自身を除く): 200403820

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 29383, 58766, 117532, 146915, 293830, 381979, 558277, 587660, 763958, 1116554, 1527916, 1909895, 2233108, 2791385, 3819790, 5582770, 7257601, 7639580, 11165540, 14515202, 29030404, 36288005, 72576010, 145152020]

約数ペア:

[(1, 145152020), (2, 72576010), (4, 36288005), (5, 29030404), (10, 14515202), (13, 11165540), (19, 7639580), (20, 7257601), (26, 5582770), (38, 3819790), (52, 2791385), (65, 2233108), (76, 1909895), (95, 1527916), (130, 1116554), (190, 763958), (247, 587660), (260, 558277), (380, 381979), (494, 293830), (988, 146915), (1235, 117532), (2470, 58766), (4940, 29383)]