808520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 64

約数和(自身を含む): 2041200

約数和(自身を除く): 1232680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 41, 58, 68, 82, 85, 116, 136, 145, 164, 170, 205, 232, 290, 328, 340, 410, 493, 580, 680, 697, 820, 986, 1160, 1189, 1394, 1640, 1972, 2378, 2465, 2788, 3485, 3944, 4756, 4930, 5576, 5945, 6970, 9512, 9860, 11890, 13940, 19720, 20213, 23780, 27880, 40426, 47560, 80852, 101065, 161704, 202130, 404260, 808520]

約数ペア:

[(1, 808520), (2, 404260), (4, 202130), (5, 161704), (8, 101065), (10, 80852), (17, 47560), (20, 40426), (29, 27880), (34, 23780), (40, 20213), (41, 19720), (58, 13940), (68, 11890), (82, 9860), (85, 9512), (116, 6970), (136, 5945), (145, 5576), (164, 4930), (170, 4756), (205, 3944), (232, 3485), (290, 2788), (328, 2465), (340, 2378), (410, 1972), (493, 1640), (580, 1394), (680, 1189), (697, 1160), (820, 986)]