20068320885

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{5531}}^1$

素因数の和:6026

約数の個数: 64

約数和(自身を含む): 35050752000

約数和(自身を除く): 14982431115

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 145, 285, 435, 439, 551, 1317, 1653, 2195, 2755, 5531, 6585, 8265, 8341, 12731, 16593, 25023, 27655, 38193, 41705, 63655, 82965, 105089, 125115, 160399, 190965, 241889, 315267, 481197, 525445, 725667, 801995, 1209445, 1576335, 2405985, 2428109, 3047581, 3628335, 7284327, 9142743, 12140545, 15237905, 36421635, 45713715, 46134071, 70415161, 138402213, 211245483, 230670355, 352075805, 692011065, 1056227415, 1337888059, 4013664177, 6689440295, 20068320885]

約数ペア:

[(1, 20068320885), (3, 6689440295), (5, 4013664177), (15, 1337888059), (19, 1056227415), (29, 692011065), (57, 352075805), (87, 230670355), (95, 211245483), (145, 138402213), (285, 70415161), (435, 46134071), (439, 45713715), (551, 36421635), (1317, 15237905), (1653, 12140545), (2195, 9142743), (2755, 7284327), (5531, 3628335), (6585, 3047581), (8265, 2428109), (8341, 2405985), (12731, 1576335), (16593, 1209445), (25023, 801995), (27655, 725667), (38193, 525445), (41705, 481197), (63655, 315267), (82965, 241889), (105089, 190965), (125115, 160399)]