80405416

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5813}}^1$

素因数の和:5858

約数の個数: 64

約数和(自身を含む): 195350400

約数和(自身を除く): 114944984

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 3458, 5813, 6916, 11626, 13832, 23252, 40691, 46504, 75569, 81382, 110447, 151138, 162764, 220894, 302276, 325528, 441788, 528983, 604552, 773129, 883576, 1057966, 1435811, 1546258, 2115932, 2871622, 3092516, 4231864, 5743244, 6185032, 10050677, 11486488, 20101354, 40202708, 80405416]

約数ペア:

[(1, 80405416), (2, 40202708), (4, 20101354), (7, 11486488), (8, 10050677), (13, 6185032), (14, 5743244), (19, 4231864), (26, 3092516), (28, 2871622), (38, 2115932), (52, 1546258), (56, 1435811), (76, 1057966), (91, 883576), (104, 773129), (133, 604552), (152, 528983), (182, 441788), (247, 325528), (266, 302276), (364, 220894), (494, 162764), (532, 151138), (728, 110447), (988, 81382), (1064, 75569), (1729, 46504), (1976, 40691), (3458, 23252), (5813, 13832), (6916, 11626)]