27977950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 144

約数和(自身を含む): 71888256

約数和(自身を除く): 43910306

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 25, 26, 35, 43, 50, 55, 65, 70, 77, 86, 91, 110, 130, 143, 154, 169, 175, 182, 215, 275, 286, 301, 325, 338, 350, 385, 430, 455, 473, 550, 559, 602, 650, 715, 770, 845, 910, 946, 1001, 1075, 1118, 1183, 1430, 1505, 1690, 1859, 1925, 2002, 2150, 2275, 2365, 2366, 2795, 3010, 3311, 3575, 3718, 3850, 3913, 4225, 4550, 4730, 5005, 5590, 5915, 6149, 6622, 7150, 7267, 7525, 7826, 8450, 9295, 10010, 11825, 11830, 12298, 13013, 13975, 14534, 15050, 16555, 18590, 19565, 23650, 25025, 26026, 27950, 29575, 30745, 33110, 36335, 39130, 43043, 46475, 50050, 50869, 59150, 61490, 65065, 72670, 79937, 82775, 86086, 92950, 97825, 101738, 130130, 153725, 159874, 165550, 181675, 195650, 215215, 254345, 307450, 325325, 363350, 399685, 430430, 508690, 559559, 650650, 799370, 1076075, 1119118, 1271725, 1998425, 2152150, 2543450, 2797795, 3996850, 5595590, 13988975, 27977950]

約数ペア:

[(1, 27977950), (2, 13988975), (5, 5595590), (7, 3996850), (10, 2797795), (11, 2543450), (13, 2152150), (14, 1998425), (22, 1271725), (25, 1119118), (26, 1076075), (35, 799370), (43, 650650), (50, 559559), (55, 508690), (65, 430430), (70, 399685), (77, 363350), (86, 325325), (91, 307450), (110, 254345), (130, 215215), (143, 195650), (154, 181675), (169, 165550), (175, 159874), (182, 153725), (215, 130130), (275, 101738), (286, 97825), (301, 92950), (325, 86086), (338, 82775), (350, 79937), (385, 72670), (430, 65065), (455, 61490), (473, 59150), (550, 50869), (559, 50050), (602, 46475), (650, 43043), (715, 39130), (770, 36335), (845, 33110), (910, 30745), (946, 29575), (1001, 27950), (1075, 26026), (1118, 25025), (1183, 23650), (1430, 19565), (1505, 18590), (1690, 16555), (1859, 15050), (1925, 14534), (2002, 13975), (2150, 13013), (2275, 12298), (2365, 11830), (2366, 11825), (2795, 10010), (3010, 9295), (3311, 8450), (3575, 7826), (3718, 7525), (3850, 7267), (3913, 7150), (4225, 6622), (4550, 6149), (4730, 5915), (5005, 5590)]