7941050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 16769760

約数和(自身を除く): 8828710

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 643, 650, 950, 1235, 1286, 2470, 3215, 6175, 6430, 8359, 12217, 12350, 16075, 16718, 24434, 32150, 41795, 61085, 83590, 122170, 158821, 208975, 305425, 317642, 417950, 610850, 794105, 1588210, 3970525, 7941050]

約数ペア:

[(1, 7941050), (2, 3970525), (5, 1588210), (10, 794105), (13, 610850), (19, 417950), (25, 317642), (26, 305425), (38, 208975), (50, 158821), (65, 122170), (95, 83590), (130, 61085), (190, 41795), (247, 32150), (325, 24434), (475, 16718), (494, 16075), (643, 12350), (650, 12217), (950, 8359), (1235, 6430), (1286, 6175), (2470, 3215)]