205065612

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2207}}^1$

素因数の和:2335

約数の個数: 72

約数和(自身を含む): 542505600

約数和(自身を除く): 337439988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 89, 116, 174, 178, 261, 267, 348, 356, 522, 534, 801, 1044, 1068, 1602, 2207, 2581, 3204, 4414, 5162, 6621, 7743, 8828, 10324, 13242, 15486, 19863, 23229, 26484, 30972, 39726, 46458, 64003, 79452, 92916, 128006, 192009, 196423, 256012, 384018, 392846, 576027, 589269, 768036, 785692, 1152054, 1178538, 1767807, 2304108, 2357076, 3535614, 5696267, 7071228, 11392534, 17088801, 22785068, 34177602, 51266403, 68355204, 102532806, 205065612]

約数ペア:

[(1, 205065612), (2, 102532806), (3, 68355204), (4, 51266403), (6, 34177602), (9, 22785068), (12, 17088801), (18, 11392534), (29, 7071228), (36, 5696267), (58, 3535614), (87, 2357076), (89, 2304108), (116, 1767807), (174, 1178538), (178, 1152054), (261, 785692), (267, 768036), (348, 589269), (356, 576027), (522, 392846), (534, 384018), (801, 256012), (1044, 196423), (1068, 192009), (1602, 128006), (2207, 92916), (2581, 79452), (3204, 64003), (4414, 46458), (5162, 39726), (6621, 30972), (7743, 26484), (8828, 23229), (10324, 19863), (13242, 15486)]