161770400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:655

約数の個数: 144

約数和(自身を含む): 445471488

約数和(自身を除く): 283701088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 160, 176, 200, 220, 248, 275, 310, 341, 352, 400, 440, 496, 550, 593, 620, 682, 775, 800, 880, 992, 1100, 1186, 1240, 1364, 1550, 1705, 1760, 2200, 2372, 2480, 2728, 2965, 3100, 3410, 4400, 4744, 4960, 5456, 5930, 6200, 6523, 6820, 8525, 8800, 9488, 10912, 11860, 12400, 13046, 13640, 14825, 17050, 18383, 18976, 23720, 24800, 26092, 27280, 29650, 32615, 34100, 36766, 47440, 52184, 54560, 59300, 65230, 68200, 73532, 91915, 94880, 104368, 118600, 130460, 136400, 147064, 163075, 183830, 202213, 208736, 237200, 260920, 272800, 294128, 326150, 367660, 404426, 459575, 474400, 521840, 588256, 652300, 735320, 808852, 919150, 1011065, 1043680, 1304600, 1470640, 1617704, 1838300, 2022130, 2609200, 2941280, 3235408, 3676600, 4044260, 5055325, 5218400, 6470816, 7353200, 8088520, 10110650, 14706400, 16177040, 20221300, 32354080, 40442600, 80885200, 161770400]

約数ペア:

[(1, 161770400), (2, 80885200), (4, 40442600), (5, 32354080), (8, 20221300), (10, 16177040), (11, 14706400), (16, 10110650), (20, 8088520), (22, 7353200), (25, 6470816), (31, 5218400), (32, 5055325), (40, 4044260), (44, 3676600), (50, 3235408), (55, 2941280), (62, 2609200), (80, 2022130), (88, 1838300), (100, 1617704), (110, 1470640), (124, 1304600), (155, 1043680), (160, 1011065), (176, 919150), (200, 808852), (220, 735320), (248, 652300), (275, 588256), (310, 521840), (341, 474400), (352, 459575), (400, 404426), (440, 367660), (496, 326150), (550, 294128), (593, 272800), (620, 260920), (682, 237200), (775, 208736), (800, 202213), (880, 183830), (992, 163075), (1100, 147064), (1186, 136400), (1240, 130460), (1364, 118600), (1550, 104368), (1705, 94880), (1760, 91915), (2200, 73532), (2372, 68200), (2480, 65230), (2728, 59300), (2965, 54560), (3100, 52184), (3410, 47440), (4400, 36766), (4744, 34100), (4960, 32615), (5456, 29650), (5930, 27280), (6200, 26092), (6523, 24800), (6820, 23720), (8525, 18976), (8800, 18383), (9488, 17050), (10912, 14825), (11860, 13640), (12400, 13046)]