71757808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{727}}^1$

素因数の和:965

約数の個数: 40

約数和(自身を含む): 144435200

約数和(自身を除く): 72677392

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 199, 248, 398, 496, 727, 796, 1454, 1592, 2908, 3184, 5816, 6169, 11632, 12338, 22537, 24676, 45074, 49352, 90148, 98704, 144673, 180296, 289346, 360592, 578692, 1157384, 2314768, 4484863, 8969726, 17939452, 35878904, 71757808]

約数ペア:

[(1, 71757808), (2, 35878904), (4, 17939452), (8, 8969726), (16, 4484863), (31, 2314768), (62, 1157384), (124, 578692), (199, 360592), (248, 289346), (398, 180296), (496, 144673), (727, 98704), (796, 90148), (1454, 49352), (1592, 45074), (2908, 24676), (3184, 22537), (5816, 12338), (6169, 11632)]