65140796

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 139732992

約数和(自身を除く): 74592196

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 71, 98, 124, 142, 151, 196, 217, 284, 302, 434, 497, 604, 868, 994, 1057, 1519, 1988, 2114, 2201, 3038, 3479, 4228, 4402, 4681, 6076, 6958, 7399, 8804, 9362, 10721, 13916, 14798, 15407, 18724, 21442, 29596, 30814, 32767, 42884, 61628, 65534, 75047, 107849, 131068, 150094, 215698, 229369, 300188, 332351, 431396, 458738, 525329, 664702, 917476, 1050658, 1329404, 2101316, 2326457, 4652914, 9305828, 16285199, 32570398, 65140796]

約数ペア:

[(1, 65140796), (2, 32570398), (4, 16285199), (7, 9305828), (14, 4652914), (28, 2326457), (31, 2101316), (49, 1329404), (62, 1050658), (71, 917476), (98, 664702), (124, 525329), (142, 458738), (151, 431396), (196, 332351), (217, 300188), (284, 229369), (302, 215698), (434, 150094), (497, 131068), (604, 107849), (868, 75047), (994, 65534), (1057, 61628), (1519, 42884), (1988, 32767), (2114, 30814), (2201, 29596), (3038, 21442), (3479, 18724), (4228, 15407), (4402, 14798), (4681, 13916), (6076, 10721), (6958, 9362), (7399, 8804)]