86819840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:603

約数の個数: 88

約数和(自身を含む): 215377152

約数和(自身を除く): 128557312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 547, 620, 640, 992, 1024, 1094, 1240, 1280, 1984, 2188, 2480, 2560, 2735, 3968, 4376, 4960, 5120, 5470, 7936, 8752, 9920, 10940, 15872, 16957, 17504, 19840, 21880, 31744, 33914, 35008, 39680, 43760, 67828, 70016, 79360, 84785, 87520, 135656, 140032, 158720, 169570, 175040, 271312, 280064, 339140, 350080, 542624, 560128, 678280, 700160, 1085248, 1356560, 1400320, 2170496, 2713120, 2800640, 4340992, 5426240, 8681984, 10852480, 17363968, 21704960, 43409920, 86819840]

約数ペア:

[(1, 86819840), (2, 43409920), (4, 21704960), (5, 17363968), (8, 10852480), (10, 8681984), (16, 5426240), (20, 4340992), (31, 2800640), (32, 2713120), (40, 2170496), (62, 1400320), (64, 1356560), (80, 1085248), (124, 700160), (128, 678280), (155, 560128), (160, 542624), (248, 350080), (256, 339140), (310, 280064), (320, 271312), (496, 175040), (512, 169570), (547, 158720), (620, 140032), (640, 135656), (992, 87520), (1024, 84785), (1094, 79360), (1240, 70016), (1280, 67828), (1984, 43760), (2188, 39680), (2480, 35008), (2560, 33914), (2735, 31744), (3968, 21880), (4376, 19840), (4960, 17504), (5120, 16957), (5470, 15872), (7936, 10940), (8752, 9920)]