128595220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 302279040

約数和(自身を除く): 173683820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 83, 101, 118, 130, 166, 202, 236, 260, 295, 332, 404, 415, 505, 590, 767, 830, 1010, 1079, 1180, 1313, 1534, 1660, 2020, 2158, 2626, 3068, 3835, 4316, 4897, 5252, 5395, 5959, 6565, 7670, 8383, 9794, 10790, 11918, 13130, 15340, 16766, 19588, 21580, 23836, 24485, 26260, 29795, 33532, 41915, 48970, 59590, 63661, 77467, 83830, 97940, 108979, 119180, 127322, 154934, 167660, 217958, 254644, 309868, 318305, 387335, 435916, 494597, 544895, 636610, 774670, 989194, 1089790, 1273220, 1549340, 1978388, 2179580, 2472985, 4945970, 6429761, 9891940, 12859522, 25719044, 32148805, 64297610, 128595220]

約数ペア:

[(1, 128595220), (2, 64297610), (4, 32148805), (5, 25719044), (10, 12859522), (13, 9891940), (20, 6429761), (26, 4945970), (52, 2472985), (59, 2179580), (65, 1978388), (83, 1549340), (101, 1273220), (118, 1089790), (130, 989194), (166, 774670), (202, 636610), (236, 544895), (260, 494597), (295, 435916), (332, 387335), (404, 318305), (415, 309868), (505, 254644), (590, 217958), (767, 167660), (830, 154934), (1010, 127322), (1079, 119180), (1180, 108979), (1313, 97940), (1534, 83830), (1660, 77467), (2020, 63661), (2158, 59590), (2626, 48970), (3068, 41915), (3835, 33532), (4316, 29795), (4897, 26260), (5252, 24485), (5395, 23836), (5959, 21580), (6565, 19588), (7670, 16766), (8383, 15340), (9794, 13130), (10790, 11918)]