169545220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{3643}}^1$

素因数の和:3844

約数の個数: 48

約数和(自身を含む): 385680960

約数和(自身を除く): 216135740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 716, 895, 1790, 2327, 3580, 3643, 4654, 7286, 9308, 11635, 14572, 18215, 23270, 36430, 46540, 47359, 72860, 94718, 189436, 236795, 473590, 652097, 947180, 1304194, 2608388, 3260485, 6520970, 8477261, 13041940, 16954522, 33909044, 42386305, 84772610, 169545220]

約数ペア:

[(1, 169545220), (2, 84772610), (4, 42386305), (5, 33909044), (10, 16954522), (13, 13041940), (20, 8477261), (26, 6520970), (52, 3260485), (65, 2608388), (130, 1304194), (179, 947180), (260, 652097), (358, 473590), (716, 236795), (895, 189436), (1790, 94718), (2327, 72860), (3580, 47359), (3643, 46540), (4654, 36430), (7286, 23270), (9308, 18215), (11635, 14572)]