30400448

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{599}}^1$

素因数の和:685

約数の個数: 56

約数和(自身を含む): 66141600

約数和(自身を除く): 35741152

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 208, 244, 416, 488, 599, 793, 832, 976, 1198, 1586, 1952, 2396, 3172, 3904, 4792, 6344, 7787, 9584, 12688, 15574, 19168, 25376, 31148, 36539, 38336, 50752, 62296, 73078, 124592, 146156, 249184, 292312, 475007, 498368, 584624, 950014, 1169248, 1900028, 2338496, 3800056, 7600112, 15200224, 30400448]

約数ペア:

[(1, 30400448), (2, 15200224), (4, 7600112), (8, 3800056), (13, 2338496), (16, 1900028), (26, 1169248), (32, 950014), (52, 584624), (61, 498368), (64, 475007), (104, 292312), (122, 249184), (208, 146156), (244, 124592), (416, 73078), (488, 62296), (599, 50752), (793, 38336), (832, 36539), (976, 31148), (1198, 25376), (1586, 19168), (1952, 15574), (2396, 12688), (3172, 9584), (3904, 7787), (4792, 6344)]