202021760

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7699}}^1$

素因数の和:7759

約数の個数: 64

約数和(自身を含む): 494802000

約数和(自身を除く): 292780240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2624, 3280, 5248, 6560, 7699, 13120, 15398, 26240, 30796, 38495, 61592, 76990, 123184, 153980, 246368, 307960, 315659, 492736, 615920, 631318, 985472, 1231840, 1262636, 1578295, 2463680, 2525272, 3156590, 4927360, 5050544, 6313180, 10101088, 12626360, 20202176, 25252720, 40404352, 50505440, 101010880, 202021760]

約数ペア:

[(1, 202021760), (2, 101010880), (4, 50505440), (5, 40404352), (8, 25252720), (10, 20202176), (16, 12626360), (20, 10101088), (32, 6313180), (40, 5050544), (41, 4927360), (64, 3156590), (80, 2525272), (82, 2463680), (128, 1578295), (160, 1262636), (164, 1231840), (205, 985472), (320, 631318), (328, 615920), (410, 492736), (640, 315659), (656, 307960), (820, 246368), (1312, 153980), (1640, 123184), (2624, 76990), (3280, 61592), (5248, 38495), (6560, 30796), (7699, 26240), (13120, 15398)]