20455237500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{545473}}^1$

素因数の和:545505

約数の個数: 72

約数和(自身を含む): 59657400432

約数和(自身を除く): 39202162932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2500, 3125, 3750, 6250, 7500, 9375, 12500, 18750, 37500, 545473, 1090946, 1636419, 2181892, 2727365, 3272838, 5454730, 6545676, 8182095, 10909460, 13636825, 16364190, 27273650, 32728380, 40910475, 54547300, 68184125, 81820950, 136368250, 163641900, 204552375, 272736500, 340920625, 409104750, 681841250, 818209500, 1022761875, 1363682500, 1704603125, 2045523750, 3409206250, 4091047500, 5113809375, 6818412500, 10227618750, 20455237500]

約数ペア:

[(1, 20455237500), (2, 10227618750), (3, 6818412500), (4, 5113809375), (5, 4091047500), (6, 3409206250), (10, 2045523750), (12, 1704603125), (15, 1363682500), (20, 1022761875), (25, 818209500), (30, 681841250), (50, 409104750), (60, 340920625), (75, 272736500), (100, 204552375), (125, 163641900), (150, 136368250), (250, 81820950), (300, 68184125), (375, 54547300), (500, 40910475), (625, 32728380), (750, 27273650), (1250, 16364190), (1500, 13636825), (1875, 10909460), (2500, 8182095), (3125, 6545676), (3750, 5454730), (6250, 3272838), (7500, 2727365), (9375, 2181892), (12500, 1636419), (18750, 1090946), (37500, 545473)]