87701530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 205701120

約数和(自身を除く): 117999590

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 47, 61, 70, 94, 95, 115, 122, 133, 161, 190, 230, 235, 266, 305, 322, 329, 427, 437, 470, 610, 658, 665, 805, 854, 874, 893, 1081, 1159, 1330, 1403, 1610, 1645, 1786, 2135, 2162, 2185, 2318, 2806, 2867, 3059, 3290, 4270, 4370, 4465, 5405, 5734, 5795, 6118, 6251, 7015, 7567, 8113, 8930, 9821, 10810, 11590, 12502, 14030, 14335, 15134, 15295, 16226, 19642, 20069, 20539, 26657, 28670, 30590, 31255, 37835, 40138, 40565, 41078, 49105, 53314, 54473, 62510, 65941, 75670, 81130, 98210, 100345, 102695, 108946, 131882, 133285, 143773, 186599, 200690, 205390, 266570, 272365, 287546, 329705, 373198, 381311, 461587, 544730, 659410, 718865, 762622, 923174, 932995, 1252879, 1437730, 1865990, 1906555, 2307935, 2505758, 3813110, 4615870, 6264395, 8770153, 12528790, 17540306, 43850765, 87701530]

約数ペア:

[(1, 87701530), (2, 43850765), (5, 17540306), (7, 12528790), (10, 8770153), (14, 6264395), (19, 4615870), (23, 3813110), (35, 2505758), (38, 2307935), (46, 1906555), (47, 1865990), (61, 1437730), (70, 1252879), (94, 932995), (95, 923174), (115, 762622), (122, 718865), (133, 659410), (161, 544730), (190, 461587), (230, 381311), (235, 373198), (266, 329705), (305, 287546), (322, 272365), (329, 266570), (427, 205390), (437, 200690), (470, 186599), (610, 143773), (658, 133285), (665, 131882), (805, 108946), (854, 102695), (874, 100345), (893, 98210), (1081, 81130), (1159, 75670), (1330, 65941), (1403, 62510), (1610, 54473), (1645, 53314), (1786, 49105), (2135, 41078), (2162, 40565), (2185, 40138), (2318, 37835), (2806, 31255), (2867, 30590), (3059, 28670), (3290, 26657), (4270, 20539), (4370, 20069), (4465, 19642), (5405, 16226), (5734, 15295), (5795, 15134), (6118, 14335), (6251, 14030), (7015, 12502), (7567, 11590), (8113, 10810), (8930, 9821)]