72890456

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 148176000

約数和(自身を除く): 75285544

約数列:

[1, 2, 4, 8, 29, 41, 58, 79, 82, 97, 116, 158, 164, 194, 232, 316, 328, 388, 632, 776, 1189, 2291, 2378, 2813, 3239, 3977, 4582, 4756, 5626, 6478, 7663, 7954, 9164, 9512, 11252, 12956, 15326, 15908, 18328, 22504, 25912, 30652, 31816, 61304, 93931, 115333, 187862, 222227, 230666, 314183, 375724, 444454, 461332, 628366, 751448, 888908, 922664, 1256732, 1777816, 2513464, 9111307, 18222614, 36445228, 72890456]

約数ペア:

[(1, 72890456), (2, 36445228), (4, 18222614), (8, 9111307), (29, 2513464), (41, 1777816), (58, 1256732), (79, 922664), (82, 888908), (97, 751448), (116, 628366), (158, 461332), (164, 444454), (194, 375724), (232, 314183), (316, 230666), (328, 222227), (388, 187862), (632, 115333), (776, 93931), (1189, 61304), (2291, 31816), (2378, 30652), (2813, 25912), (3239, 22504), (3977, 18328), (4582, 15908), (4756, 15326), (5626, 12956), (6478, 11252), (7663, 9512), (7954, 9164)]