16879078400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{21269}}^1$

素因数の和:21330

約数の個数: 132

約数和(自身を含む): 43191372480

約数和(自身を除く): 26312294080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 512, 620, 640, 775, 800, 992, 1024, 1240, 1280, 1550, 1600, 1984, 2480, 2560, 3100, 3200, 3968, 4960, 5120, 6200, 6400, 7936, 9920, 12400, 12800, 15872, 19840, 21269, 24800, 25600, 31744, 39680, 42538, 49600, 79360, 85076, 99200, 106345, 158720, 170152, 198400, 212690, 340304, 396800, 425380, 531725, 659339, 680608, 793600, 850760, 1063450, 1318678, 1361216, 1701520, 2126900, 2637356, 2722432, 3296695, 3403040, 4253800, 5274712, 5444864, 6593390, 6806080, 8507600, 10549424, 10889728, 13186780, 13612160, 16483475, 17015200, 21098848, 21779456, 26373560, 27224320, 32966950, 34030400, 42197696, 52747120, 54448640, 65933900, 68060800, 84395392, 105494240, 108897280, 131867800, 136121600, 168790784, 210988480, 263735600, 272243200, 337581568, 421976960, 527471200, 544486400, 675163136, 843953920, 1054942400, 1687907840, 2109884800, 3375815680, 4219769600, 8439539200, 16879078400]

約数ペア:

[(1, 16879078400), (2, 8439539200), (4, 4219769600), (5, 3375815680), (8, 2109884800), (10, 1687907840), (16, 1054942400), (20, 843953920), (25, 675163136), (31, 544486400), (32, 527471200), (40, 421976960), (50, 337581568), (62, 272243200), (64, 263735600), (80, 210988480), (100, 168790784), (124, 136121600), (128, 131867800), (155, 108897280), (160, 105494240), (200, 84395392), (248, 68060800), (256, 65933900), (310, 54448640), (320, 52747120), (400, 42197696), (496, 34030400), (512, 32966950), (620, 27224320), (640, 26373560), (775, 21779456), (800, 21098848), (992, 17015200), (1024, 16483475), (1240, 13612160), (1280, 13186780), (1550, 10889728), (1600, 10549424), (1984, 8507600), (2480, 6806080), (2560, 6593390), (3100, 5444864), (3200, 5274712), (3968, 4253800), (4960, 3403040), (5120, 3296695), (6200, 2722432), (6400, 2637356), (7936, 2126900), (9920, 1701520), (12400, 1361216), (12800, 1318678), (15872, 1063450), (19840, 850760), (21269, 793600), (24800, 680608), (25600, 659339), (31744, 531725), (39680, 425380), (42538, 396800), (49600, 340304), (79360, 212690), (85076, 198400), (99200, 170152), (106345, 158720)]