87298540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{887}}^1$

素因数の和:959

約数の個数: 96

約数和(自身を含む): 226759680

約数和(自身を除く): 139461140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 37, 38, 70, 74, 76, 95, 133, 140, 148, 185, 190, 259, 266, 370, 380, 518, 532, 665, 703, 740, 887, 1036, 1295, 1330, 1406, 1774, 2590, 2660, 2812, 3515, 3548, 4435, 4921, 5180, 6209, 7030, 8870, 9842, 12418, 14060, 16853, 17740, 19684, 24605, 24836, 31045, 32819, 33706, 49210, 62090, 65638, 67412, 84265, 98420, 117971, 124180, 131276, 164095, 168530, 229733, 235942, 328190, 337060, 459466, 471884, 589855, 623561, 656380, 918932, 1148665, 1179710, 1247122, 2297330, 2359420, 2494244, 3117805, 4364927, 4594660, 6235610, 8729854, 12471220, 17459708, 21824635, 43649270, 87298540]

約数ペア:

[(1, 87298540), (2, 43649270), (4, 21824635), (5, 17459708), (7, 12471220), (10, 8729854), (14, 6235610), (19, 4594660), (20, 4364927), (28, 3117805), (35, 2494244), (37, 2359420), (38, 2297330), (70, 1247122), (74, 1179710), (76, 1148665), (95, 918932), (133, 656380), (140, 623561), (148, 589855), (185, 471884), (190, 459466), (259, 337060), (266, 328190), (370, 235942), (380, 229733), (518, 168530), (532, 164095), (665, 131276), (703, 124180), (740, 117971), (887, 98420), (1036, 84265), (1295, 67412), (1330, 65638), (1406, 62090), (1774, 49210), (2590, 33706), (2660, 32819), (2812, 31045), (3515, 24836), (3548, 24605), (4435, 19684), (4921, 17740), (5180, 16853), (6209, 14060), (7030, 12418), (8870, 9842)]