158856400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:629

約数の個数: 120

約数和(自身を含む): 411830784

約数和(自身を除く): 252974384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 40, 46, 50, 62, 80, 92, 100, 115, 124, 155, 184, 200, 230, 248, 310, 368, 400, 460, 496, 557, 575, 620, 713, 775, 920, 1114, 1150, 1240, 1426, 1550, 1840, 2228, 2300, 2480, 2785, 2852, 3100, 3565, 4456, 4600, 5570, 5704, 6200, 7130, 8912, 9200, 11140, 11408, 12400, 12811, 13925, 14260, 17267, 17825, 22280, 25622, 27850, 28520, 34534, 35650, 44560, 51244, 55700, 57040, 64055, 69068, 71300, 86335, 102488, 111400, 128110, 138136, 142600, 172670, 204976, 222800, 256220, 276272, 285200, 320275, 345340, 397141, 431675, 512440, 640550, 690680, 794282, 863350, 1024880, 1281100, 1381360, 1588564, 1726700, 1985705, 2562200, 3177128, 3453400, 3971410, 5124400, 6354256, 6906800, 7942820, 9928525, 15885640, 19857050, 31771280, 39714100, 79428200, 158856400]

約数ペア:

[(1, 158856400), (2, 79428200), (4, 39714100), (5, 31771280), (8, 19857050), (10, 15885640), (16, 9928525), (20, 7942820), (23, 6906800), (25, 6354256), (31, 5124400), (40, 3971410), (46, 3453400), (50, 3177128), (62, 2562200), (80, 1985705), (92, 1726700), (100, 1588564), (115, 1381360), (124, 1281100), (155, 1024880), (184, 863350), (200, 794282), (230, 690680), (248, 640550), (310, 512440), (368, 431675), (400, 397141), (460, 345340), (496, 320275), (557, 285200), (575, 276272), (620, 256220), (713, 222800), (775, 204976), (920, 172670), (1114, 142600), (1150, 138136), (1240, 128110), (1426, 111400), (1550, 102488), (1840, 86335), (2228, 71300), (2300, 69068), (2480, 64055), (2785, 57040), (2852, 55700), (3100, 51244), (3565, 44560), (4456, 35650), (4600, 34534), (5570, 28520), (5704, 27850), (6200, 25622), (7130, 22280), (8912, 17825), (9200, 17267), (11140, 14260), (11408, 13925), (12400, 12811)]