78465712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 173544448

約数和(自身を除く): 95078736

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 43, 52, 62, 86, 104, 124, 172, 208, 248, 283, 344, 403, 496, 559, 566, 688, 806, 1118, 1132, 1333, 1612, 2236, 2264, 2666, 3224, 3679, 4472, 4528, 5332, 6448, 7358, 8773, 8944, 10664, 12169, 14716, 17329, 17546, 21328, 24338, 29432, 34658, 35092, 48676, 58864, 69316, 70184, 97352, 114049, 138632, 140368, 158197, 194704, 228098, 277264, 316394, 377239, 456196, 632788, 754478, 912392, 1265576, 1508956, 1824784, 2531152, 3017912, 4904107, 6035824, 9808214, 19616428, 39232856, 78465712]

約数ペア:

[(1, 78465712), (2, 39232856), (4, 19616428), (8, 9808214), (13, 6035824), (16, 4904107), (26, 3017912), (31, 2531152), (43, 1824784), (52, 1508956), (62, 1265576), (86, 912392), (104, 754478), (124, 632788), (172, 456196), (208, 377239), (248, 316394), (283, 277264), (344, 228098), (403, 194704), (496, 158197), (559, 140368), (566, 138632), (688, 114049), (806, 97352), (1118, 70184), (1132, 69316), (1333, 58864), (1612, 48676), (2236, 35092), (2264, 34658), (2666, 29432), (3224, 24338), (3679, 21328), (4472, 17546), (4528, 17329), (5332, 14716), (6448, 12169), (7358, 10664), (8773, 8944)]