40438750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:223

約数の個数: 80

約数和(自身を含む): 88059312

約数和(自身を除く): 47620562

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 125, 170, 173, 187, 250, 275, 346, 374, 425, 550, 625, 850, 865, 935, 1250, 1375, 1730, 1870, 1903, 2125, 2750, 2941, 3806, 4250, 4325, 4675, 5882, 6875, 8650, 9350, 9515, 10625, 13750, 14705, 19030, 21250, 21625, 23375, 29410, 32351, 43250, 46750, 47575, 64702, 73525, 95150, 108125, 116875, 147050, 161755, 216250, 233750, 237875, 323510, 367625, 475750, 735250, 808775, 1189375, 1617550, 1838125, 2378750, 3676250, 4043875, 8087750, 20219375, 40438750]

約数ペア:

[(1, 40438750), (2, 20219375), (5, 8087750), (10, 4043875), (11, 3676250), (17, 2378750), (22, 1838125), (25, 1617550), (34, 1189375), (50, 808775), (55, 735250), (85, 475750), (110, 367625), (125, 323510), (170, 237875), (173, 233750), (187, 216250), (250, 161755), (275, 147050), (346, 116875), (374, 108125), (425, 95150), (550, 73525), (625, 64702), (850, 47575), (865, 46750), (935, 43250), (1250, 32351), (1375, 29410), (1730, 23375), (1870, 21625), (1903, 21250), (2125, 19030), (2750, 14705), (2941, 13750), (3806, 10625), (4250, 9515), (4325, 9350), (4675, 8650), (5882, 6875)]