808156965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:643

約数の個数: 128

約数和(自身を含む): 1731870720

約数和(自身を除く): 923713755

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 51, 55, 77, 79, 85, 105, 119, 165, 187, 231, 237, 255, 357, 385, 395, 521, 553, 561, 595, 869, 935, 1155, 1185, 1309, 1343, 1563, 1659, 1785, 2605, 2607, 2765, 2805, 3647, 3927, 4029, 4345, 5731, 6083, 6545, 6715, 7815, 8295, 8857, 9401, 10941, 13035, 14773, 17193, 18235, 18249, 19635, 20145, 26571, 28203, 28655, 30415, 40117, 41159, 44285, 44319, 47005, 54705, 61999, 73865, 85965, 91245, 97427, 103411, 120351, 123477, 132855, 141015, 185997, 200585, 205795, 221595, 288113, 292281, 309995, 310233, 452749, 487135, 517055, 601755, 617385, 681989, 699703, 864339, 929985, 1358247, 1440565, 1461405, 1551165, 2045967, 2099109, 2263745, 3169243, 3409945, 3498515, 4321695, 4897921, 6791235, 7696733, 9507729, 10229835, 10495545, 14693763, 15846215, 23090199, 24489605, 38483665, 47538645, 53877131, 73468815, 115450995, 161631393, 269385655, 808156965]

約数ペア:

[(1, 808156965), (3, 269385655), (5, 161631393), (7, 115450995), (11, 73468815), (15, 53877131), (17, 47538645), (21, 38483665), (33, 24489605), (35, 23090199), (51, 15846215), (55, 14693763), (77, 10495545), (79, 10229835), (85, 9507729), (105, 7696733), (119, 6791235), (165, 4897921), (187, 4321695), (231, 3498515), (237, 3409945), (255, 3169243), (357, 2263745), (385, 2099109), (395, 2045967), (521, 1551165), (553, 1461405), (561, 1440565), (595, 1358247), (869, 929985), (935, 864339), (1155, 699703), (1185, 681989), (1309, 617385), (1343, 601755), (1563, 517055), (1659, 487135), (1785, 452749), (2605, 310233), (2607, 309995), (2765, 292281), (2805, 288113), (3647, 221595), (3927, 205795), (4029, 200585), (4345, 185997), (5731, 141015), (6083, 132855), (6545, 123477), (6715, 120351), (7815, 103411), (8295, 97427), (8857, 91245), (9401, 85965), (10941, 73865), (13035, 61999), (14773, 54705), (17193, 47005), (18235, 44319), (18249, 44285), (19635, 41159), (20145, 40117), (26571, 30415), (28203, 28655)]