40267264

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:151

約数の個数: 80

約数和(自身を含む): 86423040

約数和(自身を除く): 46155776

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 59, 62, 64, 86, 118, 124, 128, 172, 236, 248, 256, 344, 472, 496, 512, 688, 944, 992, 1333, 1376, 1829, 1888, 1984, 2537, 2666, 2752, 3658, 3776, 3968, 5074, 5332, 5504, 7316, 7552, 7936, 10148, 10664, 11008, 14632, 15104, 15872, 20296, 21328, 22016, 29264, 30208, 40592, 42656, 58528, 78647, 81184, 85312, 117056, 157294, 162368, 170624, 234112, 314588, 324736, 341248, 468224, 629176, 649472, 682496, 936448, 1258352, 1298944, 2516704, 5033408, 10066816, 20133632, 40267264]

約数ペア:

[(1, 40267264), (2, 20133632), (4, 10066816), (8, 5033408), (16, 2516704), (31, 1298944), (32, 1258352), (43, 936448), (59, 682496), (62, 649472), (64, 629176), (86, 468224), (118, 341248), (124, 324736), (128, 314588), (172, 234112), (236, 170624), (248, 162368), (256, 157294), (344, 117056), (472, 85312), (496, 81184), (512, 78647), (688, 58528), (944, 42656), (992, 40592), (1333, 30208), (1376, 29264), (1829, 22016), (1888, 21328), (1984, 20296), (2537, 15872), (2666, 15104), (2752, 14632), (3658, 11008), (3776, 10664), (3968, 10148), (5074, 7936), (5332, 7552), (5504, 7316)]