64428728

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 155131200

約数和(自身を除く): 90702472

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 49, 52, 56, 91, 94, 98, 104, 182, 188, 196, 269, 329, 364, 376, 392, 538, 611, 637, 658, 728, 1076, 1222, 1274, 1316, 1883, 2152, 2303, 2444, 2548, 2632, 3497, 3766, 4277, 4606, 4888, 5096, 6994, 7532, 8554, 9212, 12643, 13181, 13988, 15064, 17108, 18424, 24479, 25286, 26362, 27976, 29939, 34216, 48958, 50572, 52724, 59878, 88501, 97916, 101144, 105448, 119756, 164359, 171353, 177002, 195832, 239512, 328718, 342706, 354004, 619507, 657436, 685412, 708008, 1150513, 1239014, 1314872, 1370824, 2301026, 2478028, 4602052, 4956056, 8053591, 9204104, 16107182, 32214364, 64428728]

約数ペア:

[(1, 64428728), (2, 32214364), (4, 16107182), (7, 9204104), (8, 8053591), (13, 4956056), (14, 4602052), (26, 2478028), (28, 2301026), (47, 1370824), (49, 1314872), (52, 1239014), (56, 1150513), (91, 708008), (94, 685412), (98, 657436), (104, 619507), (182, 354004), (188, 342706), (196, 328718), (269, 239512), (329, 195832), (364, 177002), (376, 171353), (392, 164359), (538, 119756), (611, 105448), (637, 101144), (658, 97916), (728, 88501), (1076, 59878), (1222, 52724), (1274, 50572), (1316, 48958), (1883, 34216), (2152, 29939), (2303, 27976), (2444, 26362), (2548, 25286), (2632, 24479), (3497, 18424), (3766, 17108), (4277, 15064), (4606, 13988), (4888, 13181), (5096, 12643), (6994, 9212), (7532, 8554)]