99687680

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4099}}^1$

素因数の和:4139

約数の個数: 72

約数和(自身を含む): 251412000

約数和(自身を除く): 151724320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4099, 4864, 6080, 8198, 12160, 16396, 20495, 24320, 32792, 40990, 65584, 77881, 81980, 131168, 155762, 163960, 262336, 311524, 327920, 389405, 524672, 623048, 655840, 778810, 1049344, 1246096, 1311680, 1557620, 2492192, 2623360, 3115240, 4984384, 5246720, 6230480, 9968768, 12460960, 19937536, 24921920, 49843840, 99687680]

約数ペア:

[(1, 99687680), (2, 49843840), (4, 24921920), (5, 19937536), (8, 12460960), (10, 9968768), (16, 6230480), (19, 5246720), (20, 4984384), (32, 3115240), (38, 2623360), (40, 2492192), (64, 1557620), (76, 1311680), (80, 1246096), (95, 1049344), (128, 778810), (152, 655840), (160, 623048), (190, 524672), (256, 389405), (304, 327920), (320, 311524), (380, 262336), (608, 163960), (640, 155762), (760, 131168), (1216, 81980), (1280, 77881), (1520, 65584), (2432, 40990), (3040, 32792), (4099, 24320), (4864, 20495), (6080, 16396), (8198, 12160)]