248645020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{50333}}^1$

素因数の和:50374

約数の個数: 48

約数和(自身を含む): 591927840

約数和(自身を除く): 343282820

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, 50333, 100666, 201332, 251665, 503330, 654329, 956327, 1006660, 1308658, 1912654, 2617316, 3271645, 3825308, 4781635, 6543290, 9563270, 12432251, 13086580, 19126540, 24864502, 49729004, 62161255, 124322510, 248645020]

約数ペア:

[(1, 248645020), (2, 124322510), (4, 62161255), (5, 49729004), (10, 24864502), (13, 19126540), (19, 13086580), (20, 12432251), (26, 9563270), (38, 6543290), (52, 4781635), (65, 3825308), (76, 3271645), (95, 2617316), (130, 1912654), (190, 1308658), (247, 1006660), (260, 956327), (380, 654329), (494, 503330), (988, 251665), (1235, 201332), (2470, 100666), (4940, 50333)]