41280400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:689

約数の個数: 120

約数和(自身を含む): 118456704

約数和(自身を除く): 77176304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 80, 92, 100, 112, 115, 140, 161, 175, 184, 200, 230, 280, 322, 350, 368, 400, 460, 560, 575, 641, 644, 700, 805, 920, 1150, 1282, 1288, 1400, 1610, 1840, 2300, 2564, 2576, 2800, 3205, 3220, 4025, 4487, 4600, 5128, 6410, 6440, 8050, 8974, 9200, 10256, 12820, 12880, 14743, 16025, 16100, 17948, 22435, 25640, 29486, 32050, 32200, 35896, 44870, 51280, 58972, 64100, 64400, 71792, 73715, 89740, 103201, 112175, 117944, 128200, 147430, 179480, 206402, 224350, 235888, 256400, 294860, 358960, 368575, 412804, 448700, 516005, 589720, 737150, 825608, 897400, 1032010, 1179440, 1474300, 1651216, 1794800, 2064020, 2580025, 2948600, 4128040, 5160050, 5897200, 8256080, 10320100, 20640200, 41280400]

約数ペア:

[(1, 41280400), (2, 20640200), (4, 10320100), (5, 8256080), (7, 5897200), (8, 5160050), (10, 4128040), (14, 2948600), (16, 2580025), (20, 2064020), (23, 1794800), (25, 1651216), (28, 1474300), (35, 1179440), (40, 1032010), (46, 897400), (50, 825608), (56, 737150), (70, 589720), (80, 516005), (92, 448700), (100, 412804), (112, 368575), (115, 358960), (140, 294860), (161, 256400), (175, 235888), (184, 224350), (200, 206402), (230, 179480), (280, 147430), (322, 128200), (350, 117944), (368, 112175), (400, 103201), (460, 89740), (560, 73715), (575, 71792), (641, 64400), (644, 64100), (700, 58972), (805, 51280), (920, 44870), (1150, 35896), (1282, 32200), (1288, 32050), (1400, 29486), (1610, 25640), (1840, 22435), (2300, 17948), (2564, 16100), (2576, 16025), (2800, 14743), (3205, 12880), (3220, 12820), (4025, 10256), (4487, 9200), (4600, 8974), (5128, 8050), (6410, 6440)]