826625680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{607813}}^1$

素因数の和:607843

約数の個数: 40

約数和(自身を含む): 2034961272

約数和(自身を除く): 1208335592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 607813, 1215626, 2431252, 3039065, 4862504, 6078130, 9725008, 10332821, 12156260, 20665642, 24312520, 41331284, 48625040, 51664105, 82662568, 103328210, 165325136, 206656420, 413312840, 826625680]

約数ペア:

[(1, 826625680), (2, 413312840), (4, 206656420), (5, 165325136), (8, 103328210), (10, 82662568), (16, 51664105), (17, 48625040), (20, 41331284), (34, 24312520), (40, 20665642), (68, 12156260), (80, 10332821), (85, 9725008), (136, 6078130), (170, 4862504), (272, 3039065), (340, 2431252), (680, 1215626), (1360, 607813)]