104565640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{419}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 250387200

約数和(自身を除く): 145821560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 367, 419, 680, 734, 838, 1468, 1676, 1835, 2095, 2936, 3352, 3670, 4190, 6239, 7123, 7340, 8380, 12478, 14246, 14680, 16760, 24956, 28492, 31195, 35615, 49912, 56984, 62390, 71230, 124780, 142460, 153773, 249560, 284920, 307546, 615092, 768865, 1230184, 1537730, 2614141, 3075460, 5228282, 6150920, 10456564, 13070705, 20913128, 26141410, 52282820, 104565640]

約数ペア:

[(1, 104565640), (2, 52282820), (4, 26141410), (5, 20913128), (8, 13070705), (10, 10456564), (17, 6150920), (20, 5228282), (34, 3075460), (40, 2614141), (68, 1537730), (85, 1230184), (136, 768865), (170, 615092), (340, 307546), (367, 284920), (419, 249560), (680, 153773), (734, 142460), (838, 124780), (1468, 71230), (1676, 62390), (1835, 56984), (2095, 49912), (2936, 35615), (3352, 31195), (3670, 28492), (4190, 24956), (6239, 16760), (7123, 14680), (7340, 14246), (8380, 12478)]