422859700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{991}}^1$

素因数の和:1273

約数の個数: 72

約数和(自身を含む): 976437504

約数和(自身を除く): 553577804

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 251, 340, 425, 502, 850, 991, 1004, 1255, 1700, 1982, 2510, 3964, 4267, 4955, 5020, 6275, 8534, 9910, 12550, 16847, 17068, 19820, 21335, 24775, 25100, 33694, 42670, 49550, 67388, 84235, 85340, 99100, 106675, 168470, 213350, 248741, 336940, 421175, 426700, 497482, 842350, 994964, 1243705, 1684700, 2487410, 4228597, 4974820, 6218525, 8457194, 12437050, 16914388, 21142985, 24874100, 42285970, 84571940, 105714925, 211429850, 422859700]

約数ペア:

[(1, 422859700), (2, 211429850), (4, 105714925), (5, 84571940), (10, 42285970), (17, 24874100), (20, 21142985), (25, 16914388), (34, 12437050), (50, 8457194), (68, 6218525), (85, 4974820), (100, 4228597), (170, 2487410), (251, 1684700), (340, 1243705), (425, 994964), (502, 842350), (850, 497482), (991, 426700), (1004, 421175), (1255, 336940), (1700, 248741), (1982, 213350), (2510, 168470), (3964, 106675), (4267, 99100), (4955, 85340), (5020, 84235), (6275, 67388), (8534, 49550), (9910, 42670), (12550, 33694), (16847, 25100), (17068, 24775), (19820, 21335)]