15730000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:63

約数の個数: 150

約数和(自身を含む): 45080882

約数和(自身を除く): 29350882

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 121, 125, 130, 143, 176, 200, 208, 220, 242, 250, 260, 275, 286, 325, 400, 440, 484, 500, 520, 550, 572, 605, 625, 650, 715, 880, 968, 1000, 1040, 1100, 1144, 1210, 1250, 1300, 1375, 1430, 1573, 1625, 1936, 2000, 2200, 2288, 2420, 2500, 2600, 2750, 2860, 3025, 3146, 3250, 3575, 4400, 4840, 5000, 5200, 5500, 5720, 6050, 6292, 6500, 6875, 7150, 7865, 8125, 9680, 10000, 11000, 11440, 12100, 12584, 13000, 13750, 14300, 15125, 15730, 16250, 17875, 22000, 24200, 25168, 26000, 27500, 28600, 30250, 31460, 32500, 35750, 39325, 48400, 55000, 57200, 60500, 62920, 65000, 71500, 75625, 78650, 89375, 110000, 121000, 125840, 130000, 143000, 151250, 157300, 178750, 196625, 242000, 286000, 302500, 314600, 357500, 393250, 605000, 629200, 715000, 786500, 983125, 1210000, 1430000, 1573000, 1966250, 3146000, 3932500, 7865000, 15730000]

約数ペア:

[(1, 15730000), (2, 7865000), (4, 3932500), (5, 3146000), (8, 1966250), (10, 1573000), (11, 1430000), (13, 1210000), (16, 983125), (20, 786500), (22, 715000), (25, 629200), (26, 605000), (40, 393250), (44, 357500), (50, 314600), (52, 302500), (55, 286000), (65, 242000), (80, 196625), (88, 178750), (100, 157300), (104, 151250), (110, 143000), (121, 130000), (125, 125840), (130, 121000), (143, 110000), (176, 89375), (200, 78650), (208, 75625), (220, 71500), (242, 65000), (250, 62920), (260, 60500), (275, 57200), (286, 55000), (325, 48400), (400, 39325), (440, 35750), (484, 32500), (500, 31460), (520, 30250), (550, 28600), (572, 27500), (605, 26000), (625, 25168), (650, 24200), (715, 22000), (880, 17875), (968, 16250), (1000, 15730), (1040, 15125), (1100, 14300), (1144, 13750), (1210, 13000), (1250, 12584), (1300, 12100), (1375, 11440), (1430, 11000), (1573, 10000), (1625, 9680), (1936, 8125), (2000, 7865), (2200, 7150), (2288, 6875), (2420, 6500), (2500, 6292), (2600, 6050), (2750, 5720), (2860, 5500), (3025, 5200), (3146, 5000), (3250, 4840), (3575, 4400)]