20164488160

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1433}}^1\times {\mathrm{2837}}^1$

素因数の和:4316

約数の個数: 96

約数和(自身を含む): 49226994432

約数和(自身を除く): 29062506272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 1433, 2480, 2837, 2866, 4960, 5674, 5732, 7165, 11348, 11464, 14185, 14330, 22696, 22928, 28370, 28660, 44423, 45392, 45856, 56740, 57320, 87947, 88846, 90784, 113480, 114640, 175894, 177692, 222115, 226960, 229280, 351788, 355384, 439735, 444230, 453920, 703576, 710768, 879470, 888460, 1407152, 1421536, 1758940, 1776920, 2814304, 3517880, 3553840, 4065421, 7035760, 7107680, 8130842, 14071520, 16261684, 20327105, 32523368, 40654210, 65046736, 81308420, 126028051, 130093472, 162616840, 252056102, 325233680, 504112204, 630140255, 650467360, 1008224408, 1260280510, 2016448816, 2520561020, 4032897632, 5041122040, 10082244080, 20164488160]

約数ペア:

[(1, 20164488160), (2, 10082244080), (4, 5041122040), (5, 4032897632), (8, 2520561020), (10, 2016448816), (16, 1260280510), (20, 1008224408), (31, 650467360), (32, 630140255), (40, 504112204), (62, 325233680), (80, 252056102), (124, 162616840), (155, 130093472), (160, 126028051), (248, 81308420), (310, 65046736), (496, 40654210), (620, 32523368), (992, 20327105), (1240, 16261684), (1433, 14071520), (2480, 8130842), (2837, 7107680), (2866, 7035760), (4960, 4065421), (5674, 3553840), (5732, 3517880), (7165, 2814304), (11348, 1776920), (11464, 1758940), (14185, 1421536), (14330, 1407152), (22696, 888460), (22928, 879470), (28370, 710768), (28660, 703576), (44423, 453920), (45392, 444230), (45856, 439735), (56740, 355384), (57320, 351788), (87947, 229280), (88846, 226960), (90784, 222115), (113480, 177692), (114640, 175894)]