26378560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1$

素因数の和:420

約数の個数: 112

約数和(自身を含む): 71816976

約数和(自身を除く): 45438416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 373, 416, 442, 520, 544, 680, 746, 832, 884, 1040, 1088, 1105, 1360, 1492, 1768, 1865, 2080, 2210, 2720, 2984, 3536, 3730, 4160, 4420, 4849, 5440, 5968, 6341, 7072, 7460, 8840, 9698, 11936, 12682, 14144, 14920, 17680, 19396, 23872, 24245, 25364, 29840, 31705, 35360, 38792, 48490, 50728, 59680, 63410, 70720, 77584, 82433, 96980, 101456, 119360, 126820, 155168, 164866, 193960, 202912, 253640, 310336, 329732, 387920, 405824, 412165, 507280, 659464, 775840, 824330, 1014560, 1318928, 1551680, 1648660, 2029120, 2637856, 3297320, 5275712, 6594640, 13189280, 26378560]

約数ペア:

[(1, 26378560), (2, 13189280), (4, 6594640), (5, 5275712), (8, 3297320), (10, 2637856), (13, 2029120), (16, 1648660), (17, 1551680), (20, 1318928), (26, 1014560), (32, 824330), (34, 775840), (40, 659464), (52, 507280), (64, 412165), (65, 405824), (68, 387920), (80, 329732), (85, 310336), (104, 253640), (130, 202912), (136, 193960), (160, 164866), (170, 155168), (208, 126820), (221, 119360), (260, 101456), (272, 96980), (320, 82433), (340, 77584), (373, 70720), (416, 63410), (442, 59680), (520, 50728), (544, 48490), (680, 38792), (746, 35360), (832, 31705), (884, 29840), (1040, 25364), (1088, 24245), (1105, 23872), (1360, 19396), (1492, 17680), (1768, 14920), (1865, 14144), (2080, 12682), (2210, 11936), (2720, 9698), (2984, 8840), (3536, 7460), (3730, 7072), (4160, 6341), (4420, 5968), (4849, 5440)]