129738400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:695

約数の個数: 144

約数和(自身を含む): 361101888

約数和(自身を除く): 231363488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 32, 40, 44, 46, 50, 55, 80, 88, 92, 100, 110, 115, 160, 176, 184, 200, 220, 230, 253, 275, 352, 368, 400, 440, 460, 506, 550, 575, 641, 736, 800, 880, 920, 1012, 1100, 1150, 1265, 1282, 1760, 1840, 2024, 2200, 2300, 2530, 2564, 3205, 3680, 4048, 4400, 4600, 5060, 5128, 6325, 6410, 7051, 8096, 8800, 9200, 10120, 10256, 12650, 12820, 14102, 14743, 16025, 18400, 20240, 20512, 25300, 25640, 28204, 29486, 32050, 35255, 40480, 50600, 51280, 56408, 58972, 64100, 70510, 73715, 101200, 102560, 112816, 117944, 128200, 141020, 147430, 162173, 176275, 202400, 225632, 235888, 256400, 282040, 294860, 324346, 352550, 368575, 471776, 512800, 564080, 589720, 648692, 705100, 737150, 810865, 1128160, 1179440, 1297384, 1410200, 1474300, 1621730, 2358880, 2594768, 2820400, 2948600, 3243460, 4054325, 5189536, 5640800, 5897200, 6486920, 8108650, 11794400, 12973840, 16217300, 25947680, 32434600, 64869200, 129738400]

約数ペア:

[(1, 129738400), (2, 64869200), (4, 32434600), (5, 25947680), (8, 16217300), (10, 12973840), (11, 11794400), (16, 8108650), (20, 6486920), (22, 5897200), (23, 5640800), (25, 5189536), (32, 4054325), (40, 3243460), (44, 2948600), (46, 2820400), (50, 2594768), (55, 2358880), (80, 1621730), (88, 1474300), (92, 1410200), (100, 1297384), (110, 1179440), (115, 1128160), (160, 810865), (176, 737150), (184, 705100), (200, 648692), (220, 589720), (230, 564080), (253, 512800), (275, 471776), (352, 368575), (368, 352550), (400, 324346), (440, 294860), (460, 282040), (506, 256400), (550, 235888), (575, 225632), (641, 202400), (736, 176275), (800, 162173), (880, 147430), (920, 141020), (1012, 128200), (1100, 117944), (1150, 112816), (1265, 102560), (1282, 101200), (1760, 73715), (1840, 70510), (2024, 64100), (2200, 58972), (2300, 56408), (2530, 51280), (2564, 50600), (3205, 40480), (3680, 35255), (4048, 32050), (4400, 29486), (4600, 28204), (5060, 25640), (5128, 25300), (6325, 20512), (6410, 20240), (7051, 18400), (8096, 16025), (8800, 14743), (9200, 14102), (10120, 12820), (10256, 12650)]