51652640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1$

素因数の和:1354

約数の個数: 96

約数和(自身を含む): 138438720

約数和(自身を除く): 86786080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1307, 1520, 1976, 2080, 2470, 2614, 3040, 3952, 4940, 5228, 6535, 7904, 9880, 10456, 13070, 16991, 19760, 20912, 24833, 26140, 33982, 39520, 41824, 49666, 52280, 67964, 84955, 99332, 104560, 124165, 135928, 169910, 198664, 209120, 248330, 271856, 322829, 339820, 397328, 496660, 543712, 645658, 679640, 794656, 993320, 1291316, 1359280, 1614145, 1986640, 2582632, 2718560, 3228290, 3973280, 5165264, 6456580, 10330528, 12913160, 25826320, 51652640]

約数ペア:

[(1, 51652640), (2, 25826320), (4, 12913160), (5, 10330528), (8, 6456580), (10, 5165264), (13, 3973280), (16, 3228290), (19, 2718560), (20, 2582632), (26, 1986640), (32, 1614145), (38, 1359280), (40, 1291316), (52, 993320), (65, 794656), (76, 679640), (80, 645658), (95, 543712), (104, 496660), (130, 397328), (152, 339820), (160, 322829), (190, 271856), (208, 248330), (247, 209120), (260, 198664), (304, 169910), (380, 135928), (416, 124165), (494, 104560), (520, 99332), (608, 84955), (760, 67964), (988, 52280), (1040, 49666), (1235, 41824), (1307, 39520), (1520, 33982), (1976, 26140), (2080, 24833), (2470, 20912), (2614, 19760), (3040, 16991), (3952, 13070), (4940, 10456), (5228, 9880), (6535, 7904)]