28965000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{1931}}^1$

素因数の和:1960

約数の個数: 80

約数和(自身を含む): 90533520

約数和(自身を除く): 61568520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 1000, 1250, 1500, 1875, 1931, 2500, 3000, 3750, 3862, 5000, 5793, 7500, 7724, 9655, 11586, 15000, 15448, 19310, 23172, 28965, 38620, 46344, 48275, 57930, 77240, 96550, 115860, 144825, 193100, 231720, 241375, 289650, 386200, 482750, 579300, 724125, 965500, 1158600, 1206875, 1448250, 1931000, 2413750, 2896500, 3620625, 4827500, 5793000, 7241250, 9655000, 14482500, 28965000]

約数ペア:

[(1, 28965000), (2, 14482500), (3, 9655000), (4, 7241250), (5, 5793000), (6, 4827500), (8, 3620625), (10, 2896500), (12, 2413750), (15, 1931000), (20, 1448250), (24, 1206875), (25, 1158600), (30, 965500), (40, 724125), (50, 579300), (60, 482750), (75, 386200), (100, 289650), (120, 241375), (125, 231720), (150, 193100), (200, 144825), (250, 115860), (300, 96550), (375, 77240), (500, 57930), (600, 48275), (625, 46344), (750, 38620), (1000, 28965), (1250, 23172), (1500, 19310), (1875, 15448), (1931, 15000), (2500, 11586), (3000, 9655), (3750, 7724), (3862, 7500), (5000, 5793)]