199638016

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:401

約数の個数: 88

約数和(自身を含む): 434946560

約数和(自身を除く): 235308544

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 331, 496, 512, 589, 608, 662, 992, 1024, 1178, 1216, 1324, 1984, 2356, 2432, 2648, 3968, 4712, 4864, 5296, 6289, 7936, 9424, 9728, 10261, 10592, 12578, 15872, 18848, 19456, 20522, 21184, 25156, 31744, 37696, 41044, 42368, 50312, 75392, 82088, 84736, 100624, 150784, 164176, 169472, 194959, 201248, 301568, 328352, 338944, 389918, 402496, 603136, 656704, 779836, 804992, 1313408, 1559672, 1609984, 2626816, 3119344, 3219968, 5253632, 6238688, 6439936, 10507264, 12477376, 24954752, 49909504, 99819008, 199638016]

約数ペア:

[(1, 199638016), (2, 99819008), (4, 49909504), (8, 24954752), (16, 12477376), (19, 10507264), (31, 6439936), (32, 6238688), (38, 5253632), (62, 3219968), (64, 3119344), (76, 2626816), (124, 1609984), (128, 1559672), (152, 1313408), (248, 804992), (256, 779836), (304, 656704), (331, 603136), (496, 402496), (512, 389918), (589, 338944), (608, 328352), (662, 301568), (992, 201248), (1024, 194959), (1178, 169472), (1216, 164176), (1324, 150784), (1984, 100624), (2356, 84736), (2432, 82088), (2648, 75392), (3968, 50312), (4712, 42368), (4864, 41044), (5296, 37696), (6289, 31744), (7936, 25156), (9424, 21184), (9728, 20522), (10261, 19456), (10592, 18848), (12578, 15872)]