25915198

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:252

約数の個数: 32

約数和(自身を含む): 41640480

約数和(自身を除く): 15725282

約数列:

[1, 2, 41, 53, 67, 82, 89, 106, 134, 178, 2173, 2747, 3551, 3649, 4346, 4717, 5494, 5963, 7102, 7298, 9434, 11926, 145591, 193397, 244483, 291182, 316039, 386794, 488966, 632078, 12957599, 25915198]

約数ペア:

[(1, 25915198), (2, 12957599), (41, 632078), (53, 488966), (67, 386794), (82, 316039), (89, 291182), (106, 244483), (134, 193397), (178, 145591), (2173, 11926), (2747, 9434), (3551, 7298), (3649, 7102), (4346, 5963), (4717, 5494)]