31061504

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:171

約数の個数: 80

約数和(自身を含む): 68090880

約数和(自身を除く): 37029376

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 103, 124, 128, 152, 206, 248, 256, 304, 412, 496, 512, 589, 608, 824, 992, 1178, 1216, 1648, 1957, 1984, 2356, 2432, 3193, 3296, 3914, 3968, 4712, 4864, 6386, 6592, 7828, 7936, 9424, 9728, 12772, 13184, 15656, 15872, 18848, 25544, 26368, 31312, 37696, 51088, 52736, 60667, 62624, 75392, 102176, 121334, 125248, 150784, 204352, 242668, 250496, 301568, 408704, 485336, 500992, 817408, 970672, 1001984, 1634816, 1941344, 3882688, 7765376, 15530752, 31061504]

約数ペア:

[(1, 31061504), (2, 15530752), (4, 7765376), (8, 3882688), (16, 1941344), (19, 1634816), (31, 1001984), (32, 970672), (38, 817408), (62, 500992), (64, 485336), (76, 408704), (103, 301568), (124, 250496), (128, 242668), (152, 204352), (206, 150784), (248, 125248), (256, 121334), (304, 102176), (412, 75392), (496, 62624), (512, 60667), (589, 52736), (608, 51088), (824, 37696), (992, 31312), (1178, 26368), (1216, 25544), (1648, 18848), (1957, 15872), (1984, 15656), (2356, 13184), (2432, 12772), (3193, 9728), (3296, 9424), (3914, 7936), (3968, 7828), (4712, 6592), (4864, 6386)]