397777350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{139571}}^1$

素因数の和:139605

約数の個数: 48

約数和(自身を含む): 1038415680

約数和(自身を除く): 640638330

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 475, 570, 950, 1425, 2850, 139571, 279142, 418713, 697855, 837426, 1395710, 2093565, 2651849, 3489275, 4187130, 5303698, 6978550, 7955547, 10467825, 13259245, 15911094, 20935650, 26518490, 39777735, 66296225, 79555470, 132592450, 198888675, 397777350]

約数ペア:

[(1, 397777350), (2, 198888675), (3, 132592450), (5, 79555470), (6, 66296225), (10, 39777735), (15, 26518490), (19, 20935650), (25, 15911094), (30, 13259245), (38, 10467825), (50, 7955547), (57, 6978550), (75, 5303698), (95, 4187130), (114, 3489275), (150, 2651849), (190, 2093565), (285, 1395710), (475, 837426), (570, 697855), (950, 418713), (1425, 279142), (2850, 139571)]