61500000

素因数分解:

$2^5\times 3^1\times 5^6\times {\mathrm{41}}^1$

素因数の和:84

約数の個数: 168

約数和(自身を含む): 206716104

約数和(自身を除く): 145216104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 41, 48, 50, 60, 75, 80, 82, 96, 100, 120, 123, 125, 150, 160, 164, 200, 205, 240, 246, 250, 300, 328, 375, 400, 410, 480, 492, 500, 600, 615, 625, 656, 750, 800, 820, 984, 1000, 1025, 1200, 1230, 1250, 1312, 1500, 1640, 1875, 1968, 2000, 2050, 2400, 2460, 2500, 3000, 3075, 3125, 3280, 3750, 3936, 4000, 4100, 4920, 5000, 5125, 6000, 6150, 6250, 6560, 7500, 8200, 9375, 9840, 10000, 10250, 12000, 12300, 12500, 15000, 15375, 15625, 16400, 18750, 19680, 20000, 20500, 24600, 25000, 25625, 30000, 30750, 31250, 32800, 37500, 41000, 46875, 49200, 50000, 51250, 60000, 61500, 62500, 75000, 76875, 82000, 93750, 98400, 100000, 102500, 123000, 125000, 128125, 150000, 153750, 164000, 187500, 205000, 246000, 250000, 256250, 300000, 307500, 375000, 384375, 410000, 492000, 500000, 512500, 615000, 640625, 750000, 768750, 820000, 1025000, 1230000, 1281250, 1500000, 1537500, 1921875, 2050000, 2460000, 2562500, 3075000, 3843750, 4100000, 5125000, 6150000, 7687500, 10250000, 12300000, 15375000, 20500000, 30750000, 61500000]

約数ペア:

[(1, 61500000), (2, 30750000), (3, 20500000), (4, 15375000), (5, 12300000), (6, 10250000), (8, 7687500), (10, 6150000), (12, 5125000), (15, 4100000), (16, 3843750), (20, 3075000), (24, 2562500), (25, 2460000), (30, 2050000), (32, 1921875), (40, 1537500), (41, 1500000), (48, 1281250), (50, 1230000), (60, 1025000), (75, 820000), (80, 768750), (82, 750000), (96, 640625), (100, 615000), (120, 512500), (123, 500000), (125, 492000), (150, 410000), (160, 384375), (164, 375000), (200, 307500), (205, 300000), (240, 256250), (246, 250000), (250, 246000), (300, 205000), (328, 187500), (375, 164000), (400, 153750), (410, 150000), (480, 128125), (492, 125000), (500, 123000), (600, 102500), (615, 100000), (625, 98400), (656, 93750), (750, 82000), (800, 76875), (820, 75000), (984, 62500), (1000, 61500), (1025, 60000), (1200, 51250), (1230, 50000), (1250, 49200), (1312, 46875), (1500, 41000), (1640, 37500), (1875, 32800), (1968, 31250), (2000, 30750), (2050, 30000), (2400, 25625), (2460, 25000), (2500, 24600), (3000, 20500), (3075, 20000), (3125, 19680), (3280, 18750), (3750, 16400), (3936, 15625), (4000, 15375), (4100, 15000), (4920, 12500), (5000, 12300), (5125, 12000), (6000, 10250), (6150, 10000), (6250, 9840), (6560, 9375), (7500, 8200)]