25397760

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{3307}}^1$

素因数の和:3333

約数の個数: 80

約数和(自身を含む): 81218016

約数和(自身を除く): 55820256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3307, 3840, 6614, 7680, 9921, 13228, 16535, 19842, 26456, 33070, 39684, 49605, 52912, 66140, 79368, 99210, 105824, 132280, 158736, 198420, 211648, 264560, 317472, 396840, 423296, 529120, 634944, 793680, 846592, 1058240, 1269888, 1587360, 1693184, 2116480, 2539776, 3174720, 4232960, 5079552, 6349440, 8465920, 12698880, 25397760]

約数ペア:

[(1, 25397760), (2, 12698880), (3, 8465920), (4, 6349440), (5, 5079552), (6, 4232960), (8, 3174720), (10, 2539776), (12, 2116480), (15, 1693184), (16, 1587360), (20, 1269888), (24, 1058240), (30, 846592), (32, 793680), (40, 634944), (48, 529120), (60, 423296), (64, 396840), (80, 317472), (96, 264560), (120, 211648), (128, 198420), (160, 158736), (192, 132280), (240, 105824), (256, 99210), (320, 79368), (384, 66140), (480, 52912), (512, 49605), (640, 39684), (768, 33070), (960, 26456), (1280, 19842), (1536, 16535), (1920, 13228), (2560, 9921), (3307, 7680), (3840, 6614)]