178317830

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{1783}}^1$

素因数の和:2000

約数の個数: 32

約数和(自身を含む): 327927744

約数和(自身を除く): 149609914

約数列:

[1, 2, 5, 10, 73, 137, 146, 274, 365, 685, 730, 1370, 1783, 3566, 8915, 10001, 17830, 20002, 50005, 100010, 130159, 244271, 260318, 488542, 650795, 1221355, 1301590, 2442710, 17831783, 35663566, 89158915, 178317830]

約数ペア:

[(1, 178317830), (2, 89158915), (5, 35663566), (10, 17831783), (73, 2442710), (137, 1301590), (146, 1221355), (274, 650795), (365, 488542), (685, 260318), (730, 244271), (1370, 130159), (1783, 100010), (3566, 50005), (8915, 20002), (10001, 17830)]