63887840

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9739}}^1$

素因数の和:9795

約数の個数: 48

約数和(自身を含む): 154632240

約数和(自身を除く): 90744400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 9739, 19478, 38956, 48695, 77912, 97390, 155824, 194780, 311648, 389560, 399299, 779120, 798598, 1558240, 1597196, 1996495, 3194392, 3992990, 6388784, 7985980, 12777568, 15971960, 31943920, 63887840]

約数ペア:

[(1, 63887840), (2, 31943920), (4, 15971960), (5, 12777568), (8, 7985980), (10, 6388784), (16, 3992990), (20, 3194392), (32, 1996495), (40, 1597196), (41, 1558240), (80, 798598), (82, 779120), (160, 399299), (164, 389560), (205, 311648), (328, 194780), (410, 155824), (656, 97390), (820, 77912), (1312, 48695), (1640, 38956), (3280, 19478), (6560, 9739)]