617447680

素因数分解:

$2^8\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4973}}^1$

素因数の和:5091

約数の個数: 72

約数和(自身を含む): 1494527832

約数和(自身を除く): 877080152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 320, 388, 485, 640, 776, 970, 1280, 1552, 1940, 3104, 3880, 4973, 6208, 7760, 9946, 12416, 15520, 19892, 24832, 24865, 31040, 39784, 49730, 62080, 79568, 99460, 124160, 159136, 198920, 318272, 397840, 482381, 636544, 795680, 964762, 1273088, 1591360, 1929524, 2411905, 3182720, 3859048, 4823810, 6365440, 7718096, 9647620, 15436192, 19295240, 30872384, 38590480, 61744768, 77180960, 123489536, 154361920, 308723840, 617447680]

約数ペア:

[(1, 617447680), (2, 308723840), (4, 154361920), (5, 123489536), (8, 77180960), (10, 61744768), (16, 38590480), (20, 30872384), (32, 19295240), (40, 15436192), (64, 9647620), (80, 7718096), (97, 6365440), (128, 4823810), (160, 3859048), (194, 3182720), (256, 2411905), (320, 1929524), (388, 1591360), (485, 1273088), (640, 964762), (776, 795680), (970, 636544), (1280, 482381), (1552, 397840), (1940, 318272), (3104, 198920), (3880, 159136), (4973, 124160), (6208, 99460), (7760, 79568), (9946, 62080), (12416, 49730), (15520, 39784), (19892, 31040), (24832, 24865)]