78790100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 179285400

約数和(自身を除く): 100495300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 101, 116, 145, 202, 269, 290, 404, 505, 538, 580, 725, 1010, 1076, 1345, 1450, 2020, 2525, 2690, 2900, 2929, 5050, 5380, 5858, 6725, 7801, 10100, 11716, 13450, 14645, 15602, 26900, 27169, 29290, 31204, 39005, 54338, 58580, 73225, 78010, 108676, 135845, 146450, 156020, 195025, 271690, 292900, 390050, 543380, 679225, 780100, 787901, 1358450, 1575802, 2716900, 3151604, 3939505, 7879010, 15758020, 19697525, 39395050, 78790100]

約数ペア:

[(1, 78790100), (2, 39395050), (4, 19697525), (5, 15758020), (10, 7879010), (20, 3939505), (25, 3151604), (29, 2716900), (50, 1575802), (58, 1358450), (100, 787901), (101, 780100), (116, 679225), (145, 543380), (202, 390050), (269, 292900), (290, 271690), (404, 195025), (505, 156020), (538, 146450), (580, 135845), (725, 108676), (1010, 78010), (1076, 73225), (1345, 58580), (1450, 54338), (2020, 39005), (2525, 31204), (2690, 29290), (2900, 27169), (2929, 26900), (5050, 15602), (5380, 14645), (5858, 13450), (6725, 11716), (7801, 10100)]