78505900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 202487040

約数和(自身を除く): 123981140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 29, 44, 46, 50, 55, 58, 92, 100, 107, 110, 115, 116, 145, 214, 220, 230, 253, 275, 290, 319, 428, 460, 506, 535, 550, 575, 580, 638, 667, 725, 1012, 1070, 1100, 1150, 1177, 1265, 1276, 1334, 1450, 1595, 2140, 2300, 2354, 2461, 2530, 2668, 2675, 2900, 3103, 3190, 3335, 4708, 4922, 5060, 5350, 5885, 6206, 6325, 6380, 6670, 7337, 7975, 9844, 10700, 11770, 12305, 12412, 12650, 13340, 14674, 15515, 15950, 16675, 23540, 24610, 25300, 27071, 29348, 29425, 31030, 31900, 33350, 34133, 36685, 49220, 54142, 58850, 61525, 62060, 66700, 68266, 71369, 73370, 77575, 108284, 117700, 123050, 135355, 136532, 142738, 146740, 155150, 170665, 183425, 246100, 270710, 285476, 310300, 341330, 356845, 366850, 541420, 676775, 682660, 713690, 733700, 785059, 853325, 1353550, 1427380, 1570118, 1706650, 1784225, 2707100, 3140236, 3413300, 3568450, 3925295, 7136900, 7850590, 15701180, 19626475, 39252950, 78505900]

約数ペア:

[(1, 78505900), (2, 39252950), (4, 19626475), (5, 15701180), (10, 7850590), (11, 7136900), (20, 3925295), (22, 3568450), (23, 3413300), (25, 3140236), (29, 2707100), (44, 1784225), (46, 1706650), (50, 1570118), (55, 1427380), (58, 1353550), (92, 853325), (100, 785059), (107, 733700), (110, 713690), (115, 682660), (116, 676775), (145, 541420), (214, 366850), (220, 356845), (230, 341330), (253, 310300), (275, 285476), (290, 270710), (319, 246100), (428, 183425), (460, 170665), (506, 155150), (535, 146740), (550, 142738), (575, 136532), (580, 135355), (638, 123050), (667, 117700), (725, 108284), (1012, 77575), (1070, 73370), (1100, 71369), (1150, 68266), (1177, 66700), (1265, 62060), (1276, 61525), (1334, 58850), (1450, 54142), (1595, 49220), (2140, 36685), (2300, 34133), (2354, 33350), (2461, 31900), (2530, 31030), (2668, 29425), (2675, 29348), (2900, 27071), (3103, 25300), (3190, 24610), (3335, 23540), (4708, 16675), (4922, 15950), (5060, 15515), (5350, 14674), (5885, 13340), (6206, 12650), (6325, 12412), (6380, 12305), (6670, 11770), (7337, 10700), (7975, 9844)]