86919680

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1787}}^1$

素因数の和:1829

約数の個数: 80

約数和(自身を含む): 219494880

約数和(自身を除く): 132575200

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, 512, 608, 640, 760, 1216, 1280, 1520, 1787, 2432, 2560, 3040, 3574, 4864, 6080, 7148, 8935, 9728, 12160, 14296, 17870, 24320, 28592, 33953, 35740, 48640, 57184, 67906, 71480, 114368, 135812, 142960, 169765, 228736, 271624, 285920, 339530, 457472, 543248, 571840, 679060, 914944, 1086496, 1143680, 1358120, 2172992, 2287360, 2716240, 4345984, 4574720, 5432480, 8691968, 10864960, 17383936, 21729920, 43459840, 86919680]

約数ペア:

[(1, 86919680), (2, 43459840), (4, 21729920), (5, 17383936), (8, 10864960), (10, 8691968), (16, 5432480), (19, 4574720), (20, 4345984), (32, 2716240), (38, 2287360), (40, 2172992), (64, 1358120), (76, 1143680), (80, 1086496), (95, 914944), (128, 679060), (152, 571840), (160, 543248), (190, 457472), (256, 339530), (304, 285920), (320, 271624), (380, 228736), (512, 169765), (608, 142960), (640, 135812), (760, 114368), (1216, 71480), (1280, 67906), (1520, 57184), (1787, 48640), (2432, 35740), (2560, 33953), (3040, 28592), (3574, 24320), (4864, 17870), (6080, 14296), (7148, 12160), (8935, 9728)]