520550550

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9887}}^1$

素因数の和:9924

約数の個数: 120

約数和(自身を含む): 1557775296

約数和(自身を除く): 1037224746

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 81, 90, 117, 130, 135, 150, 162, 195, 225, 234, 270, 325, 351, 390, 405, 450, 585, 650, 675, 702, 810, 975, 1053, 1170, 1350, 1755, 1950, 2025, 2106, 2925, 3510, 4050, 5265, 5850, 8775, 9887, 10530, 17550, 19774, 26325, 29661, 49435, 52650, 59322, 88983, 98870, 128531, 148305, 177966, 247175, 257062, 266949, 296610, 385593, 444915, 494350, 533898, 642655, 741525, 771186, 800847, 889830, 1156779, 1285310, 1334745, 1483050, 1601694, 1927965, 2224575, 2313558, 2669490, 3213275, 3470337, 3855930, 4004235, 4449150, 5783895, 6426550, 6673725, 6940674, 8008470, 9639825, 10411011, 11567790, 13347450, 17351685, 19279650, 20021175, 20822022, 28919475, 34703370, 40042350, 52055055, 57838950, 86758425, 104110110, 173516850, 260275275, 520550550]

約数ペア:

[(1, 520550550), (2, 260275275), (3, 173516850), (5, 104110110), (6, 86758425), (9, 57838950), (10, 52055055), (13, 40042350), (15, 34703370), (18, 28919475), (25, 20822022), (26, 20021175), (27, 19279650), (30, 17351685), (39, 13347450), (45, 11567790), (50, 10411011), (54, 9639825), (65, 8008470), (75, 6940674), (78, 6673725), (81, 6426550), (90, 5783895), (117, 4449150), (130, 4004235), (135, 3855930), (150, 3470337), (162, 3213275), (195, 2669490), (225, 2313558), (234, 2224575), (270, 1927965), (325, 1601694), (351, 1483050), (390, 1334745), (405, 1285310), (450, 1156779), (585, 889830), (650, 800847), (675, 771186), (702, 741525), (810, 642655), (975, 533898), (1053, 494350), (1170, 444915), (1350, 385593), (1755, 296610), (1950, 266949), (2025, 257062), (2106, 247175), (2925, 177966), (3510, 148305), (4050, 128531), (5265, 98870), (5850, 88983), (8775, 59322), (9887, 52650), (10530, 49435), (17550, 29661), (19774, 26325)]