263408305

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4157}}^1$

素因数の和:4233

約数の個数: 32

約数和(自身を含む): 359251200

約数和(自身を除く): 95842895

約数列:

[1, 5, 19, 23, 29, 95, 115, 145, 437, 551, 667, 2185, 2755, 3335, 4157, 12673, 20785, 63365, 78983, 95611, 120553, 394915, 478055, 602765, 1816609, 2290507, 2772719, 9083045, 11452535, 13863595, 52681661, 263408305]

約数ペア:

[(1, 263408305), (5, 52681661), (19, 13863595), (23, 11452535), (29, 9083045), (95, 2772719), (115, 2290507), (145, 1816609), (437, 602765), (551, 478055), (667, 394915), (2185, 120553), (2755, 95611), (3335, 78983), (4157, 63365), (12673, 20785)]