156775198520

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4909}}^1\times {\mathrm{8231}}^1$

素因数の和:13248

約数の個数: 64

約数和(自身を含む): 356496638400

約数和(自身を除く): 199721439880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 4909, 8231, 9818, 16462, 19636, 24545, 32924, 39272, 41155, 49090, 65848, 82310, 98180, 164620, 196360, 329240, 476173, 798407, 952346, 1596814, 1904692, 2380865, 3193628, 3809384, 3992035, 4761730, 6387256, 7984070, 9523460, 15968140, 19046920, 31936280, 40405979, 80811958, 161623916, 202029895, 323247832, 404059790, 808119580, 1616239160, 3919379963, 7838759926, 15677519852, 19596899815, 31355039704, 39193799630, 78387599260, 156775198520]

約数ペア:

[(1, 156775198520), (2, 78387599260), (4, 39193799630), (5, 31355039704), (8, 19596899815), (10, 15677519852), (20, 7838759926), (40, 3919379963), (97, 1616239160), (194, 808119580), (388, 404059790), (485, 323247832), (776, 202029895), (970, 161623916), (1940, 80811958), (3880, 40405979), (4909, 31936280), (8231, 19046920), (9818, 15968140), (16462, 9523460), (19636, 7984070), (24545, 6387256), (32924, 4761730), (39272, 3992035), (41155, 3809384), (49090, 3193628), (65848, 2380865), (82310, 1904692), (98180, 1596814), (164620, 952346), (196360, 798407), (329240, 476173)]