520908416

素因数分解:

$2^7\times 7^2\times {\mathrm{23}}^2\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 1269981090

約数和(自身を除く): 749072674

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 128, 157, 161, 184, 196, 224, 314, 322, 368, 392, 448, 529, 628, 644, 736, 784, 896, 1058, 1099, 1127, 1256, 1288, 1472, 1568, 2116, 2198, 2254, 2512, 2576, 2944, 3136, 3611, 3703, 4232, 4396, 4508, 5024, 5152, 6272, 7222, 7406, 7693, 8464, 8792, 9016, 10048, 10304, 14444, 14812, 15386, 16928, 17584, 18032, 20096, 20608, 25277, 25921, 28888, 29624, 30772, 33856, 35168, 36064, 50554, 51842, 57776, 59248, 61544, 67712, 70336, 72128, 83053, 101108, 103684, 115552, 118496, 123088, 140672, 144256, 166106, 176939, 202216, 207368, 231104, 236992, 246176, 332212, 353878, 404432, 414736, 462208, 473984, 492352, 581371, 664424, 707756, 808864, 829472, 984704, 1162742, 1328848, 1415512, 1617728, 1658944, 2325484, 2657696, 2831024, 3235456, 3317888, 4069597, 4650968, 5315392, 5662048, 8139194, 9301936, 10630784, 11324096, 16278388, 18603872, 22648192, 32556776, 37207744, 65113552, 74415488, 130227104, 260454208, 520908416]

約数ペア:

[(1, 520908416), (2, 260454208), (4, 130227104), (7, 74415488), (8, 65113552), (14, 37207744), (16, 32556776), (23, 22648192), (28, 18603872), (32, 16278388), (46, 11324096), (49, 10630784), (56, 9301936), (64, 8139194), (92, 5662048), (98, 5315392), (112, 4650968), (128, 4069597), (157, 3317888), (161, 3235456), (184, 2831024), (196, 2657696), (224, 2325484), (314, 1658944), (322, 1617728), (368, 1415512), (392, 1328848), (448, 1162742), (529, 984704), (628, 829472), (644, 808864), (736, 707756), (784, 664424), (896, 581371), (1058, 492352), (1099, 473984), (1127, 462208), (1256, 414736), (1288, 404432), (1472, 353878), (1568, 332212), (2116, 246176), (2198, 236992), (2254, 231104), (2512, 207368), (2576, 202216), (2944, 176939), (3136, 166106), (3611, 144256), (3703, 140672), (4232, 123088), (4396, 118496), (4508, 115552), (5024, 103684), (5152, 101108), (6272, 83053), (7222, 72128), (7406, 70336), (7693, 67712), (8464, 61544), (8792, 59248), (9016, 57776), (10048, 51842), (10304, 50554), (14444, 36064), (14812, 35168), (15386, 33856), (16928, 30772), (17584, 29624), (18032, 28888), (20096, 25921), (20608, 25277)]