85871488

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 128

約数和(自身を含む): 199756800

約数和(自身を除く): 113885312

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 32, 34, 38, 62, 64, 67, 68, 76, 124, 128, 134, 136, 152, 248, 268, 272, 304, 323, 496, 527, 536, 544, 589, 608, 646, 992, 1054, 1072, 1088, 1139, 1178, 1216, 1273, 1292, 1984, 2077, 2108, 2144, 2176, 2278, 2356, 2432, 2546, 2584, 3968, 4154, 4216, 4288, 4556, 4712, 5092, 5168, 8308, 8432, 8576, 9112, 9424, 10013, 10184, 10336, 16616, 16864, 18224, 18848, 20026, 20368, 20672, 21641, 33232, 33728, 35309, 36448, 37696, 39463, 40052, 40736, 41344, 43282, 66464, 67456, 70618, 72896, 75392, 78926, 80104, 81472, 86564, 132928, 141236, 145792, 157852, 160208, 162944, 173128, 265856, 282472, 315704, 320416, 346256, 564944, 631408, 640832, 670871, 692512, 1129888, 1262816, 1281664, 1341742, 1385024, 2259776, 2525632, 2683484, 2770048, 4519552, 5051264, 5366968, 10733936, 21467872, 42935744, 85871488]

約数ペア:

[(1, 85871488), (2, 42935744), (4, 21467872), (8, 10733936), (16, 5366968), (17, 5051264), (19, 4519552), (31, 2770048), (32, 2683484), (34, 2525632), (38, 2259776), (62, 1385024), (64, 1341742), (67, 1281664), (68, 1262816), (76, 1129888), (124, 692512), (128, 670871), (134, 640832), (136, 631408), (152, 564944), (248, 346256), (268, 320416), (272, 315704), (304, 282472), (323, 265856), (496, 173128), (527, 162944), (536, 160208), (544, 157852), (589, 145792), (608, 141236), (646, 132928), (992, 86564), (1054, 81472), (1072, 80104), (1088, 78926), (1139, 75392), (1178, 72896), (1216, 70618), (1273, 67456), (1292, 66464), (1984, 43282), (2077, 41344), (2108, 40736), (2144, 40052), (2176, 39463), (2278, 37696), (2356, 36448), (2432, 35309), (2546, 33728), (2584, 33232), (3968, 21641), (4154, 20672), (4216, 20368), (4288, 20026), (4556, 18848), (4712, 18224), (5092, 16864), (5168, 16616), (8308, 10336), (8432, 10184), (8576, 10013), (9112, 9424)]