515780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 1206576

約数和(自身を除く): 690796

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 41, 68, 74, 82, 85, 148, 164, 170, 185, 205, 340, 370, 410, 629, 697, 740, 820, 1258, 1394, 1517, 2516, 2788, 3034, 3145, 3485, 6068, 6290, 6970, 7585, 12580, 13940, 15170, 25789, 30340, 51578, 103156, 128945, 257890, 515780]

約数ペア:

[(1, 515780), (2, 257890), (4, 128945), (5, 103156), (10, 51578), (17, 30340), (20, 25789), (34, 15170), (37, 13940), (41, 12580), (68, 7585), (74, 6970), (82, 6290), (85, 6068), (148, 3485), (164, 3145), (170, 3034), (185, 2788), (205, 2516), (340, 1517), (370, 1394), (410, 1258), (629, 820), (697, 740)]