161652135

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 279982080

約数和(自身を除く): 118329945

約数列:

[1, 3, 5, 15, 31, 41, 61, 93, 123, 139, 155, 183, 205, 305, 417, 465, 615, 695, 915, 1271, 1891, 2085, 2501, 3813, 4309, 5673, 5699, 6355, 7503, 8479, 9455, 12505, 12927, 17097, 19065, 21545, 25437, 28365, 28495, 37515, 42395, 64635, 77531, 85485, 127185, 176669, 232593, 262849, 347639, 387655, 530007, 788547, 883345, 1042917, 1162965, 1314245, 1738195, 2650035, 3942735, 5214585, 10776809, 32330427, 53884045, 161652135]

約数ペア:

[(1, 161652135), (3, 53884045), (5, 32330427), (15, 10776809), (31, 5214585), (41, 3942735), (61, 2650035), (93, 1738195), (123, 1314245), (139, 1162965), (155, 1042917), (183, 883345), (205, 788547), (305, 530007), (417, 387655), (465, 347639), (615, 262849), (695, 232593), (915, 176669), (1271, 127185), (1891, 85485), (2085, 77531), (2501, 64635), (3813, 42395), (4309, 37515), (5673, 28495), (5699, 28365), (6355, 25437), (7503, 21545), (8479, 19065), (9455, 17097), (12505, 12927)]