89552800

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 236984832

約数和(自身を除く): 147432032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 32, 40, 46, 50, 62, 80, 92, 100, 115, 124, 155, 157, 160, 184, 200, 230, 248, 310, 314, 368, 400, 460, 496, 575, 620, 628, 713, 736, 775, 785, 800, 920, 992, 1150, 1240, 1256, 1426, 1550, 1570, 1840, 2300, 2480, 2512, 2852, 3100, 3140, 3565, 3611, 3680, 3925, 4600, 4867, 4960, 5024, 5704, 6200, 6280, 7130, 7222, 7850, 9200, 9734, 11408, 12400, 12560, 14260, 14444, 15700, 17825, 18055, 18400, 19468, 22816, 24335, 24800, 25120, 28520, 28888, 31400, 35650, 36110, 38936, 48670, 57040, 57776, 62800, 71300, 72220, 77872, 90275, 97340, 111941, 114080, 115552, 121675, 125600, 142600, 144440, 155744, 180550, 194680, 223882, 243350, 285200, 288880, 361100, 389360, 447764, 486700, 559705, 570400, 577760, 722200, 778720, 895528, 973400, 1119410, 1444400, 1791056, 1946800, 2238820, 2798525, 2888800, 3582112, 3893600, 4477640, 5597050, 8955280, 11194100, 17910560, 22388200, 44776400, 89552800]

約数ペア:

[(1, 89552800), (2, 44776400), (4, 22388200), (5, 17910560), (8, 11194100), (10, 8955280), (16, 5597050), (20, 4477640), (23, 3893600), (25, 3582112), (31, 2888800), (32, 2798525), (40, 2238820), (46, 1946800), (50, 1791056), (62, 1444400), (80, 1119410), (92, 973400), (100, 895528), (115, 778720), (124, 722200), (155, 577760), (157, 570400), (160, 559705), (184, 486700), (200, 447764), (230, 389360), (248, 361100), (310, 288880), (314, 285200), (368, 243350), (400, 223882), (460, 194680), (496, 180550), (575, 155744), (620, 144440), (628, 142600), (713, 125600), (736, 121675), (775, 115552), (785, 114080), (800, 111941), (920, 97340), (992, 90275), (1150, 77872), (1240, 72220), (1256, 71300), (1426, 62800), (1550, 57776), (1570, 57040), (1840, 48670), (2300, 38936), (2480, 36110), (2512, 35650), (2852, 31400), (3100, 28888), (3140, 28520), (3565, 25120), (3611, 24800), (3680, 24335), (3925, 22816), (4600, 19468), (4867, 18400), (4960, 18055), (5024, 17825), (5704, 15700), (6200, 14444), (6280, 14260), (7130, 12560), (7222, 12400), (7850, 11408), (9200, 9734)]