51870390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 148925952

約数和(自身を除く): 97055562

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 107, 110, 113, 130, 143, 165, 195, 214, 226, 286, 321, 330, 339, 390, 429, 535, 565, 642, 678, 715, 858, 1070, 1130, 1177, 1243, 1391, 1430, 1469, 1605, 1695, 2145, 2354, 2486, 2782, 2938, 3210, 3390, 3531, 3729, 4173, 4290, 4407, 5885, 6215, 6955, 7062, 7345, 7458, 8346, 8814, 11770, 12091, 12430, 13910, 14690, 15301, 16159, 17655, 18645, 20865, 22035, 24182, 30602, 32318, 35310, 36273, 37290, 41730, 44070, 45903, 48477, 60455, 72546, 76505, 80795, 91806, 96954, 120910, 133001, 153010, 157183, 161590, 181365, 229515, 242385, 266002, 314366, 362730, 399003, 459030, 471549, 484770, 665005, 785915, 798006, 943098, 1330010, 1571830, 1729013, 1995015, 2357745, 3458026, 3990030, 4715490, 5187039, 8645065, 10374078, 17290130, 25935195, 51870390]

約数ペア:

[(1, 51870390), (2, 25935195), (3, 17290130), (5, 10374078), (6, 8645065), (10, 5187039), (11, 4715490), (13, 3990030), (15, 3458026), (22, 2357745), (26, 1995015), (30, 1729013), (33, 1571830), (39, 1330010), (55, 943098), (65, 798006), (66, 785915), (78, 665005), (107, 484770), (110, 471549), (113, 459030), (130, 399003), (143, 362730), (165, 314366), (195, 266002), (214, 242385), (226, 229515), (286, 181365), (321, 161590), (330, 157183), (339, 153010), (390, 133001), (429, 120910), (535, 96954), (565, 91806), (642, 80795), (678, 76505), (715, 72546), (858, 60455), (1070, 48477), (1130, 45903), (1177, 44070), (1243, 41730), (1391, 37290), (1430, 36273), (1469, 35310), (1605, 32318), (1695, 30602), (2145, 24182), (2354, 22035), (2486, 20865), (2782, 18645), (2938, 17655), (3210, 16159), (3390, 15301), (3531, 14690), (3729, 13910), (4173, 12430), (4290, 12091), (4407, 11770), (5885, 8814), (6215, 8346), (6955, 7458), (7062, 7345)]