65354240

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{521}}^1$

素因数の和:558

約数の個数: 120

約数和(自身を含む): 182630052

約数和(自身を除く): 117275812

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 521, 560, 640, 784, 896, 980, 1042, 1120, 1280, 1568, 1792, 1960, 2084, 2240, 2560, 2605, 3136, 3584, 3647, 3920, 4168, 4480, 5210, 6272, 7294, 7840, 8336, 8960, 10420, 12544, 14588, 15680, 16672, 17920, 18235, 20840, 25088, 25529, 29176, 31360, 33344, 36470, 41680, 51058, 58352, 62720, 66688, 72940, 83360, 102116, 116704, 125440, 127645, 133376, 145880, 166720, 204232, 233408, 255290, 266752, 291760, 333440, 408464, 466816, 510580, 583520, 666880, 816928, 933632, 1021160, 1167040, 1333760, 1633856, 1867264, 2042320, 2334080, 3267712, 4084640, 4668160, 6535424, 8169280, 9336320, 13070848, 16338560, 32677120, 65354240]

約数ペア:

[(1, 65354240), (2, 32677120), (4, 16338560), (5, 13070848), (7, 9336320), (8, 8169280), (10, 6535424), (14, 4668160), (16, 4084640), (20, 3267712), (28, 2334080), (32, 2042320), (35, 1867264), (40, 1633856), (49, 1333760), (56, 1167040), (64, 1021160), (70, 933632), (80, 816928), (98, 666880), (112, 583520), (128, 510580), (140, 466816), (160, 408464), (196, 333440), (224, 291760), (245, 266752), (256, 255290), (280, 233408), (320, 204232), (392, 166720), (448, 145880), (490, 133376), (512, 127645), (521, 125440), (560, 116704), (640, 102116), (784, 83360), (896, 72940), (980, 66688), (1042, 62720), (1120, 58352), (1280, 51058), (1568, 41680), (1792, 36470), (1960, 33344), (2084, 31360), (2240, 29176), (2560, 25529), (2605, 25088), (3136, 20840), (3584, 18235), (3647, 17920), (3920, 16672), (4168, 15680), (4480, 14588), (5210, 12544), (6272, 10420), (7294, 8960), (7840, 8336)]