201430540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{4027}}^1$

素因数の和:4138

約数の個数: 48

約数和(自身を含む): 440534304

約数和(自身を除く): 239103764

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 1220, 2501, 4027, 5002, 8054, 10004, 12505, 16108, 20135, 25010, 40270, 50020, 80540, 165107, 245647, 330214, 491294, 660428, 825535, 982588, 1228235, 1651070, 2456470, 3302140, 4912940, 10071527, 20143054, 40286108, 50357635, 100715270, 201430540]

約数ペア:

[(1, 201430540), (2, 100715270), (4, 50357635), (5, 40286108), (10, 20143054), (20, 10071527), (41, 4912940), (61, 3302140), (82, 2456470), (122, 1651070), (164, 1228235), (205, 982588), (244, 825535), (305, 660428), (410, 491294), (610, 330214), (820, 245647), (1220, 165107), (2501, 80540), (4027, 50020), (5002, 40270), (8054, 25010), (10004, 20135), (12505, 16108)]