98921620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1061

約数の個数: 96

約数和(自身を含む): 255983616

約数和(自身を除く): 157061996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 62, 70, 92, 115, 124, 140, 155, 161, 217, 230, 310, 322, 434, 460, 620, 644, 713, 805, 868, 991, 1085, 1426, 1610, 1982, 2170, 2852, 3220, 3565, 3964, 4340, 4955, 4991, 6937, 7130, 9910, 9982, 13874, 14260, 19820, 19964, 22793, 24955, 27748, 30721, 34685, 45586, 49910, 61442, 69370, 91172, 99820, 113965, 122884, 138740, 153605, 159551, 215047, 227930, 307210, 319102, 430094, 455860, 614420, 638204, 706583, 797755, 860188, 1075235, 1413166, 1595510, 2150470, 2826332, 3191020, 3532915, 4300940, 4946081, 7065830, 9892162, 14131660, 19784324, 24730405, 49460810, 98921620]

約数ペア:

[(1, 98921620), (2, 49460810), (4, 24730405), (5, 19784324), (7, 14131660), (10, 9892162), (14, 7065830), (20, 4946081), (23, 4300940), (28, 3532915), (31, 3191020), (35, 2826332), (46, 2150470), (62, 1595510), (70, 1413166), (92, 1075235), (115, 860188), (124, 797755), (140, 706583), (155, 638204), (161, 614420), (217, 455860), (230, 430094), (310, 319102), (322, 307210), (434, 227930), (460, 215047), (620, 159551), (644, 153605), (713, 138740), (805, 122884), (868, 113965), (991, 99820), (1085, 91172), (1426, 69370), (1610, 61442), (1982, 49910), (2170, 45586), (2852, 34685), (3220, 30721), (3565, 27748), (3964, 24955), (4340, 22793), (4955, 19964), (4991, 19820), (6937, 14260), (7130, 13874), (9910, 9982)]