388766300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3083}}^1$

素因数の和:3207

約数の個数: 72

約数和(自身を含む): 918180816

約数和(自身を除く): 529414516

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 130, 194, 260, 325, 388, 485, 650, 970, 1261, 1300, 1940, 2425, 2522, 3083, 4850, 5044, 6166, 6305, 9700, 12332, 12610, 15415, 25220, 30830, 31525, 40079, 61660, 63050, 77075, 80158, 126100, 154150, 160316, 200395, 299051, 308300, 400790, 598102, 801580, 1001975, 1196204, 1495255, 2003950, 2990510, 3887663, 4007900, 5981020, 7476275, 7775326, 14952550, 15550652, 19438315, 29905100, 38876630, 77753260, 97191575, 194383150, 388766300]

約数ペア:

[(1, 388766300), (2, 194383150), (4, 97191575), (5, 77753260), (10, 38876630), (13, 29905100), (20, 19438315), (25, 15550652), (26, 14952550), (50, 7775326), (52, 7476275), (65, 5981020), (97, 4007900), (100, 3887663), (130, 2990510), (194, 2003950), (260, 1495255), (325, 1196204), (388, 1001975), (485, 801580), (650, 598102), (970, 400790), (1261, 308300), (1300, 299051), (1940, 200395), (2425, 160316), (2522, 154150), (3083, 126100), (4850, 80158), (5044, 77075), (6166, 63050), (6305, 61660), (9700, 40079), (12332, 31525), (12610, 30830), (15415, 25220)]