168102580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{607}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 360976896

約数和(自身を除く): 192874316

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 227, 244, 305, 454, 607, 610, 908, 1135, 1214, 1220, 2270, 2428, 3035, 4540, 6070, 12140, 13847, 27694, 37027, 55388, 69235, 74054, 137789, 138470, 148108, 185135, 275578, 276940, 370270, 551156, 688945, 740540, 1377890, 2755780, 8405129, 16810258, 33620516, 42025645, 84051290, 168102580]

約数ペア:

[(1, 168102580), (2, 84051290), (4, 42025645), (5, 33620516), (10, 16810258), (20, 8405129), (61, 2755780), (122, 1377890), (227, 740540), (244, 688945), (305, 551156), (454, 370270), (607, 276940), (610, 275578), (908, 185135), (1135, 148108), (1214, 138470), (1220, 137789), (2270, 74054), (2428, 69235), (3035, 55388), (4540, 37027), (6070, 27694), (12140, 13847)]