71047040

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3581}}^1$

素因数の和:3631

約数の個数: 64

約数和(自身を含む): 175374720

約数和(自身を除く): 104327680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3581, 3968, 4960, 7162, 9920, 14324, 17905, 19840, 28648, 35810, 57296, 71620, 111011, 114592, 143240, 222022, 229184, 286480, 444044, 458368, 555055, 572960, 888088, 1110110, 1145920, 1776176, 2220220, 2291840, 3552352, 4440440, 7104704, 8880880, 14209408, 17761760, 35523520, 71047040]

約数ペア:

[(1, 71047040), (2, 35523520), (4, 17761760), (5, 14209408), (8, 8880880), (10, 7104704), (16, 4440440), (20, 3552352), (31, 2291840), (32, 2220220), (40, 1776176), (62, 1145920), (64, 1110110), (80, 888088), (124, 572960), (128, 555055), (155, 458368), (160, 444044), (248, 286480), (310, 229184), (320, 222022), (496, 143240), (620, 114592), (640, 111011), (992, 71620), (1240, 57296), (1984, 35810), (2480, 28648), (3581, 19840), (3968, 17905), (4960, 14324), (7162, 9920)]