15563600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 41815032

約数和(自身を除く): 26251432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 41, 50, 52, 65, 73, 80, 82, 100, 104, 130, 146, 164, 200, 205, 208, 260, 292, 325, 328, 365, 400, 410, 520, 533, 584, 650, 656, 730, 820, 949, 1025, 1040, 1066, 1168, 1300, 1460, 1640, 1825, 1898, 2050, 2132, 2600, 2665, 2920, 2993, 3280, 3650, 3796, 4100, 4264, 4745, 5200, 5330, 5840, 5986, 7300, 7592, 8200, 8528, 9490, 10660, 11972, 13325, 14600, 14965, 15184, 16400, 18980, 21320, 23725, 23944, 26650, 29200, 29930, 37960, 38909, 42640, 47450, 47888, 53300, 59860, 74825, 75920, 77818, 94900, 106600, 119720, 149650, 155636, 189800, 194545, 213200, 239440, 299300, 311272, 379600, 389090, 598600, 622544, 778180, 972725, 1197200, 1556360, 1945450, 3112720, 3890900, 7781800, 15563600]

約数ペア:

[(1, 15563600), (2, 7781800), (4, 3890900), (5, 3112720), (8, 1945450), (10, 1556360), (13, 1197200), (16, 972725), (20, 778180), (25, 622544), (26, 598600), (40, 389090), (41, 379600), (50, 311272), (52, 299300), (65, 239440), (73, 213200), (80, 194545), (82, 189800), (100, 155636), (104, 149650), (130, 119720), (146, 106600), (164, 94900), (200, 77818), (205, 75920), (208, 74825), (260, 59860), (292, 53300), (325, 47888), (328, 47450), (365, 42640), (400, 38909), (410, 37960), (520, 29930), (533, 29200), (584, 26650), (650, 23944), (656, 23725), (730, 21320), (820, 18980), (949, 16400), (1025, 15184), (1040, 14965), (1066, 14600), (1168, 13325), (1300, 11972), (1460, 10660), (1640, 9490), (1825, 8528), (1898, 8200), (2050, 7592), (2132, 7300), (2600, 5986), (2665, 5840), (2920, 5330), (2993, 5200), (3280, 4745), (3650, 4264), (3796, 4100)]