2001099100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19991}}^1$

素因数の和:20036

約数の個数: 144

約数和(自身を含む): 5830626816

約数和(自身を除く): 3829527716

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 91, 100, 110, 130, 140, 143, 154, 175, 182, 220, 260, 275, 286, 308, 325, 350, 364, 385, 455, 550, 572, 650, 700, 715, 770, 910, 1001, 1100, 1300, 1430, 1540, 1820, 1925, 2002, 2275, 2860, 3575, 3850, 4004, 4550, 5005, 7150, 7700, 9100, 10010, 14300, 19991, 20020, 25025, 39982, 50050, 79964, 99955, 100100, 139937, 199910, 219901, 259883, 279874, 399820, 439802, 499775, 519766, 559748, 699685, 879604, 999550, 1039532, 1099505, 1299415, 1399370, 1539307, 1819181, 1999100, 2199010, 2598830, 2798740, 2858713, 3078614, 3498425, 3638362, 4398020, 5197660, 5497525, 5717426, 6157228, 6497075, 6996850, 7276724, 7696535, 9095905, 10995050, 11434852, 12994150, 13993700, 14293565, 15393070, 18191810, 20010991, 21990100, 25988300, 28587130, 30786140, 36383620, 38482675, 40021982, 45479525, 57174260, 71467825, 76965350, 80043964, 90959050, 100054955, 142935650, 153930700, 181918100, 200109910, 285871300, 400219820, 500274775, 1000549550, 2001099100]

約数ペア:

[(1, 2001099100), (2, 1000549550), (4, 500274775), (5, 400219820), (7, 285871300), (10, 200109910), (11, 181918100), (13, 153930700), (14, 142935650), (20, 100054955), (22, 90959050), (25, 80043964), (26, 76965350), (28, 71467825), (35, 57174260), (44, 45479525), (50, 40021982), (52, 38482675), (55, 36383620), (65, 30786140), (70, 28587130), (77, 25988300), (91, 21990100), (100, 20010991), (110, 18191810), (130, 15393070), (140, 14293565), (143, 13993700), (154, 12994150), (175, 11434852), (182, 10995050), (220, 9095905), (260, 7696535), (275, 7276724), (286, 6996850), (308, 6497075), (325, 6157228), (350, 5717426), (364, 5497525), (385, 5197660), (455, 4398020), (550, 3638362), (572, 3498425), (650, 3078614), (700, 2858713), (715, 2798740), (770, 2598830), (910, 2199010), (1001, 1999100), (1100, 1819181), (1300, 1539307), (1430, 1399370), (1540, 1299415), (1820, 1099505), (1925, 1039532), (2002, 999550), (2275, 879604), (2860, 699685), (3575, 559748), (3850, 519766), (4004, 499775), (4550, 439802), (5005, 399820), (7150, 279874), (7700, 259883), (9100, 219901), (10010, 199910), (14300, 139937), (19991, 100100), (20020, 99955), (25025, 79964), (39982, 50050)]