80138400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{33391}}^1$

素因数の和:33414

約数の個数: 72

約数和(自身を含む): 260858304

約数和(自身を除く): 180719904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 33391, 66782, 100173, 133564, 166955, 200346, 267128, 333910, 400692, 500865, 534256, 667820, 801384, 834775, 1001730, 1068512, 1335640, 1602768, 1669550, 2003460, 2504325, 2671280, 3205536, 3339100, 4006920, 5008650, 5342560, 6678200, 8013840, 10017300, 13356400, 16027680, 20034600, 26712800, 40069200, 80138400]

約数ペア:

[(1, 80138400), (2, 40069200), (3, 26712800), (4, 20034600), (5, 16027680), (6, 13356400), (8, 10017300), (10, 8013840), (12, 6678200), (15, 5342560), (16, 5008650), (20, 4006920), (24, 3339100), (25, 3205536), (30, 2671280), (32, 2504325), (40, 2003460), (48, 1669550), (50, 1602768), (60, 1335640), (75, 1068512), (80, 1001730), (96, 834775), (100, 801384), (120, 667820), (150, 534256), (160, 500865), (200, 400692), (240, 333910), (300, 267128), (400, 200346), (480, 166955), (600, 133564), (800, 100173), (1200, 66782), (2400, 33391)]