49746940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 117411840

約数和(自身を除く): 67664900

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 41, 62, 76, 82, 95, 103, 124, 155, 164, 190, 205, 206, 310, 380, 410, 412, 515, 589, 620, 779, 820, 1030, 1178, 1271, 1558, 1957, 2060, 2356, 2542, 2945, 3116, 3193, 3895, 3914, 4223, 5084, 5890, 6355, 6386, 7790, 7828, 8446, 9785, 11780, 12710, 12772, 15580, 15965, 16892, 19570, 21115, 24149, 25420, 31930, 39140, 42230, 48298, 60667, 63860, 80237, 84460, 96596, 120745, 121334, 130913, 160474, 241490, 242668, 261826, 303335, 320948, 401185, 482980, 523652, 606670, 654565, 802370, 1213340, 1309130, 1604740, 2487347, 2618260, 4974694, 9949388, 12436735, 24873470, 49746940]

約数ペア:

[(1, 49746940), (2, 24873470), (4, 12436735), (5, 9949388), (10, 4974694), (19, 2618260), (20, 2487347), (31, 1604740), (38, 1309130), (41, 1213340), (62, 802370), (76, 654565), (82, 606670), (95, 523652), (103, 482980), (124, 401185), (155, 320948), (164, 303335), (190, 261826), (205, 242668), (206, 241490), (310, 160474), (380, 130913), (410, 121334), (412, 120745), (515, 96596), (589, 84460), (620, 80237), (779, 63860), (820, 60667), (1030, 48298), (1178, 42230), (1271, 39140), (1558, 31930), (1957, 25420), (2060, 24149), (2356, 21115), (2542, 19570), (2945, 16892), (3116, 15965), (3193, 15580), (3895, 12772), (3914, 12710), (4223, 11780), (5084, 9785), (5890, 8446), (6355, 7828), (6386, 7790)]