254900176

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 541679616

約数和(自身を除く): 286779440

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 127, 136, 157, 188, 254, 272, 314, 376, 508, 628, 752, 799, 1016, 1256, 1598, 2032, 2159, 2512, 2669, 3196, 4318, 5338, 5969, 6392, 7379, 8636, 10676, 11938, 12784, 14758, 17272, 19939, 21352, 23876, 29516, 34544, 39878, 42704, 47752, 59032, 79756, 95504, 101473, 118064, 125443, 159512, 202946, 250886, 319024, 338963, 405892, 501772, 677926, 811784, 937133, 1003544, 1355852, 1623568, 1874266, 2007088, 2711704, 3748532, 5423408, 7497064, 14994128, 15931261, 31862522, 63725044, 127450088, 254900176]

約数ペア:

[(1, 254900176), (2, 127450088), (4, 63725044), (8, 31862522), (16, 15931261), (17, 14994128), (34, 7497064), (47, 5423408), (68, 3748532), (94, 2711704), (127, 2007088), (136, 1874266), (157, 1623568), (188, 1355852), (254, 1003544), (272, 937133), (314, 811784), (376, 677926), (508, 501772), (628, 405892), (752, 338963), (799, 319024), (1016, 250886), (1256, 202946), (1598, 159512), (2032, 125443), (2159, 118064), (2512, 101473), (2669, 95504), (3196, 79756), (4318, 59032), (5338, 47752), (5969, 42704), (6392, 39878), (7379, 34544), (8636, 29516), (10676, 23876), (11938, 21352), (12784, 19939), (14758, 17272)]