90242800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1$

素因数の和:635

約数の個数: 120

約数和(自身を含む): 239957856

約数和(自身を除く): 149715056

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 25, 34, 40, 46, 50, 68, 80, 85, 92, 100, 115, 136, 170, 184, 200, 230, 272, 340, 368, 391, 400, 425, 460, 575, 577, 680, 782, 850, 920, 1150, 1154, 1360, 1564, 1700, 1840, 1955, 2300, 2308, 2885, 3128, 3400, 3910, 4600, 4616, 5770, 6256, 6800, 7820, 9200, 9232, 9775, 9809, 11540, 13271, 14425, 15640, 19550, 19618, 23080, 26542, 28850, 31280, 39100, 39236, 46160, 49045, 53084, 57700, 66355, 78200, 78472, 98090, 106168, 115400, 132710, 156400, 156944, 196180, 212336, 225607, 230800, 245225, 265420, 331775, 392360, 451214, 490450, 530840, 663550, 784720, 902428, 980900, 1061680, 1128035, 1327100, 1804856, 1961800, 2256070, 2654200, 3609712, 3923600, 4512140, 5308400, 5640175, 9024280, 11280350, 18048560, 22560700, 45121400, 90242800]

約数ペア:

[(1, 90242800), (2, 45121400), (4, 22560700), (5, 18048560), (8, 11280350), (10, 9024280), (16, 5640175), (17, 5308400), (20, 4512140), (23, 3923600), (25, 3609712), (34, 2654200), (40, 2256070), (46, 1961800), (50, 1804856), (68, 1327100), (80, 1128035), (85, 1061680), (92, 980900), (100, 902428), (115, 784720), (136, 663550), (170, 530840), (184, 490450), (200, 451214), (230, 392360), (272, 331775), (340, 265420), (368, 245225), (391, 230800), (400, 225607), (425, 212336), (460, 196180), (575, 156944), (577, 156400), (680, 132710), (782, 115400), (850, 106168), (920, 98090), (1150, 78472), (1154, 78200), (1360, 66355), (1564, 57700), (1700, 53084), (1840, 49045), (1955, 46160), (2300, 39236), (2308, 39100), (2885, 31280), (3128, 28850), (3400, 26542), (3910, 23080), (4600, 19618), (4616, 19550), (5770, 15640), (6256, 14425), (6800, 13271), (7820, 11540), (9200, 9809), (9232, 9775)]