79435720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 222969600

約数和(自身を除く): 143533880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 139, 140, 157, 182, 260, 278, 280, 314, 364, 455, 520, 556, 628, 695, 728, 785, 910, 973, 1099, 1112, 1256, 1390, 1570, 1807, 1820, 1946, 2041, 2198, 2780, 3140, 3614, 3640, 3892, 4082, 4396, 4865, 5495, 5560, 6280, 7228, 7784, 8164, 8792, 9035, 9730, 10205, 10990, 12649, 14287, 14456, 16328, 18070, 19460, 20410, 21823, 21980, 25298, 28574, 36140, 38920, 40820, 43646, 43960, 50596, 57148, 63245, 71435, 72280, 81640, 87292, 101192, 109115, 114296, 126490, 142870, 152761, 174584, 218230, 252980, 283699, 285740, 305522, 436460, 505960, 567398, 571480, 611044, 763805, 872920, 1134796, 1222088, 1418495, 1527610, 1985893, 2269592, 2836990, 3055220, 3971786, 5673980, 6110440, 7943572, 9929465, 11347960, 15887144, 19858930, 39717860, 79435720]

約数ペア:

[(1, 79435720), (2, 39717860), (4, 19858930), (5, 15887144), (7, 11347960), (8, 9929465), (10, 7943572), (13, 6110440), (14, 5673980), (20, 3971786), (26, 3055220), (28, 2836990), (35, 2269592), (40, 1985893), (52, 1527610), (56, 1418495), (65, 1222088), (70, 1134796), (91, 872920), (104, 763805), (130, 611044), (139, 571480), (140, 567398), (157, 505960), (182, 436460), (260, 305522), (278, 285740), (280, 283699), (314, 252980), (364, 218230), (455, 174584), (520, 152761), (556, 142870), (628, 126490), (695, 114296), (728, 109115), (785, 101192), (910, 87292), (973, 81640), (1099, 72280), (1112, 71435), (1256, 63245), (1390, 57148), (1570, 50596), (1807, 43960), (1820, 43646), (1946, 40820), (2041, 38920), (2198, 36140), (2780, 28574), (3140, 25298), (3614, 21980), (3640, 21823), (3892, 20410), (4082, 19460), (4396, 18070), (4865, 16328), (5495, 14456), (5560, 14287), (6280, 12649), (7228, 10990), (7784, 10205), (8164, 9730), (8792, 9035)]