51142500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{2273}}^1$

素因数の和:2303

約数の個数: 90

約数和(自身を含む): 161615454

約数和(自身を除く): 110472954

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 2250, 2273, 2500, 3750, 4500, 4546, 5625, 6819, 7500, 9092, 11250, 11365, 13638, 20457, 22500, 22730, 27276, 34095, 40914, 45460, 56825, 68190, 81828, 102285, 113650, 136380, 170475, 204570, 227300, 284125, 340950, 409140, 511425, 568250, 681900, 852375, 1022850, 1136500, 1420625, 1704750, 2045700, 2557125, 2841250, 3409500, 4261875, 5114250, 5682500, 8523750, 10228500, 12785625, 17047500, 25571250, 51142500]

約数ペア:

[(1, 51142500), (2, 25571250), (3, 17047500), (4, 12785625), (5, 10228500), (6, 8523750), (9, 5682500), (10, 5114250), (12, 4261875), (15, 3409500), (18, 2841250), (20, 2557125), (25, 2045700), (30, 1704750), (36, 1420625), (45, 1136500), (50, 1022850), (60, 852375), (75, 681900), (90, 568250), (100, 511425), (125, 409140), (150, 340950), (180, 284125), (225, 227300), (250, 204570), (300, 170475), (375, 136380), (450, 113650), (500, 102285), (625, 81828), (750, 68190), (900, 56825), (1125, 45460), (1250, 40914), (1500, 34095), (1875, 27276), (2250, 22730), (2273, 22500), (2500, 20457), (3750, 13638), (4500, 11365), (4546, 11250), (5625, 9092), (6819, 7500)]