1268328100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:327

約数の個数: 144

約数和(自身を含む): 3123550080

約数和(自身を除く): 1855221980

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 46, 50, 52, 65, 92, 100, 115, 130, 169, 230, 251, 260, 299, 325, 338, 460, 502, 575, 598, 650, 676, 845, 1004, 1150, 1196, 1255, 1300, 1495, 1690, 2197, 2300, 2510, 2990, 3263, 3380, 3887, 4225, 4394, 5020, 5773, 5980, 6275, 6526, 7475, 7774, 8450, 8788, 10985, 11546, 12550, 13052, 14950, 15548, 16315, 16900, 19435, 21970, 23092, 25100, 28865, 29900, 32630, 38870, 42419, 43940, 50531, 54925, 57730, 65260, 75049, 77740, 81575, 84838, 97175, 101062, 109850, 115460, 144325, 150098, 163150, 169676, 194350, 202124, 212095, 219700, 252655, 288650, 300196, 326300, 375245, 388700, 424190, 505310, 551447, 577300, 750490, 848380, 975637, 1010620, 1060475, 1102894, 1263275, 1500980, 1876225, 1951274, 2120950, 2205788, 2526550, 2757235, 3752450, 3902548, 4241900, 4878185, 5053100, 5514470, 7504900, 9756370, 11028940, 12683281, 13786175, 19512740, 24390925, 25366562, 27572350, 48781850, 50733124, 55144700, 63416405, 97563700, 126832810, 253665620, 317082025, 634164050, 1268328100]

約数ペア:

[(1, 1268328100), (2, 634164050), (4, 317082025), (5, 253665620), (10, 126832810), (13, 97563700), (20, 63416405), (23, 55144700), (25, 50733124), (26, 48781850), (46, 27572350), (50, 25366562), (52, 24390925), (65, 19512740), (92, 13786175), (100, 12683281), (115, 11028940), (130, 9756370), (169, 7504900), (230, 5514470), (251, 5053100), (260, 4878185), (299, 4241900), (325, 3902548), (338, 3752450), (460, 2757235), (502, 2526550), (575, 2205788), (598, 2120950), (650, 1951274), (676, 1876225), (845, 1500980), (1004, 1263275), (1150, 1102894), (1196, 1060475), (1255, 1010620), (1300, 975637), (1495, 848380), (1690, 750490), (2197, 577300), (2300, 551447), (2510, 505310), (2990, 424190), (3263, 388700), (3380, 375245), (3887, 326300), (4225, 300196), (4394, 288650), (5020, 252655), (5773, 219700), (5980, 212095), (6275, 202124), (6526, 194350), (7475, 169676), (7774, 163150), (8450, 150098), (8788, 144325), (10985, 115460), (11546, 109850), (12550, 101062), (13052, 97175), (14950, 84838), (15548, 81575), (16315, 77740), (16900, 75049), (19435, 65260), (21970, 57730), (23092, 54925), (25100, 50531), (28865, 43940), (29900, 42419), (32630, 38870)]