328006970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 632282112

約数和(自身を除く): 304275142

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 131, 155, 197, 205, 262, 310, 394, 410, 655, 985, 1271, 1310, 1970, 2542, 4061, 5371, 6107, 6355, 8077, 8122, 10742, 12214, 12710, 16154, 20305, 25807, 26855, 30535, 40385, 40610, 51614, 53710, 61070, 80770, 129035, 166501, 250387, 258070, 333002, 500774, 800017, 832505, 1058087, 1251935, 1600034, 1665010, 2116174, 2503870, 4000085, 5290435, 8000170, 10580870, 32800697, 65601394, 164003485, 328006970]

約数ペア:

[(1, 328006970), (2, 164003485), (5, 65601394), (10, 32800697), (31, 10580870), (41, 8000170), (62, 5290435), (82, 4000085), (131, 2503870), (155, 2116174), (197, 1665010), (205, 1600034), (262, 1251935), (310, 1058087), (394, 832505), (410, 800017), (655, 500774), (985, 333002), (1271, 258070), (1310, 250387), (1970, 166501), (2542, 129035), (4061, 80770), (5371, 61070), (6107, 53710), (6355, 51614), (8077, 40610), (8122, 40385), (10742, 30535), (12214, 26855), (12710, 25807), (16154, 20305)]