80676260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 207083520

約数和(自身を除く): 126407260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 31, 35, 58, 62, 70, 116, 124, 140, 145, 155, 203, 217, 290, 310, 406, 434, 580, 620, 641, 812, 868, 899, 1015, 1085, 1282, 1798, 2030, 2170, 2564, 3205, 3596, 4060, 4340, 4487, 4495, 6293, 6410, 8974, 8990, 12586, 12820, 17948, 17980, 18589, 19871, 22435, 25172, 31465, 37178, 39742, 44870, 62930, 74356, 79484, 89740, 92945, 99355, 125860, 130123, 139097, 185890, 198710, 260246, 278194, 371780, 397420, 520492, 556388, 576259, 650615, 695485, 1152518, 1301230, 1390970, 2305036, 2602460, 2781940, 2881295, 4033813, 5762590, 8067626, 11525180, 16135252, 20169065, 40338130, 80676260]

約数ペア:

[(1, 80676260), (2, 40338130), (4, 20169065), (5, 16135252), (7, 11525180), (10, 8067626), (14, 5762590), (20, 4033813), (28, 2881295), (29, 2781940), (31, 2602460), (35, 2305036), (58, 1390970), (62, 1301230), (70, 1152518), (116, 695485), (124, 650615), (140, 576259), (145, 556388), (155, 520492), (203, 397420), (217, 371780), (290, 278194), (310, 260246), (406, 198710), (434, 185890), (580, 139097), (620, 130123), (641, 125860), (812, 99355), (868, 92945), (899, 89740), (1015, 79484), (1085, 74356), (1282, 62930), (1798, 44870), (2030, 39742), (2170, 37178), (2564, 31465), (3205, 25172), (3596, 22435), (4060, 19871), (4340, 18589), (4487, 17980), (4495, 17948), (6293, 12820), (6410, 12586), (8974, 8990)]