40013750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1$

素因数の和:315

約数の個数: 80

約数和(自身を含む): 91095840

約数和(自身を除く): 51082090

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 125, 170, 175, 238, 250, 269, 350, 425, 538, 595, 625, 850, 875, 1190, 1250, 1345, 1750, 1883, 2125, 2690, 2975, 3766, 4250, 4375, 4573, 5950, 6725, 8750, 9146, 9415, 10625, 13450, 14875, 18830, 21250, 22865, 29750, 32011, 33625, 45730, 47075, 64022, 67250, 74375, 94150, 114325, 148750, 160055, 168125, 228650, 235375, 320110, 336250, 470750, 571625, 800275, 1143250, 1176875, 1600550, 2353750, 2858125, 4001375, 5716250, 8002750, 20006875, 40013750]

約数ペア:

[(1, 40013750), (2, 20006875), (5, 8002750), (7, 5716250), (10, 4001375), (14, 2858125), (17, 2353750), (25, 1600550), (34, 1176875), (35, 1143250), (50, 800275), (70, 571625), (85, 470750), (119, 336250), (125, 320110), (170, 235375), (175, 228650), (238, 168125), (250, 160055), (269, 148750), (350, 114325), (425, 94150), (538, 74375), (595, 67250), (625, 64022), (850, 47075), (875, 45730), (1190, 33625), (1250, 32011), (1345, 29750), (1750, 22865), (1883, 21250), (2125, 18830), (2690, 14875), (2975, 13450), (3766, 10625), (4250, 9415), (4375, 9146), (4573, 8750), (5950, 6725)]