899716864

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2$

素因数の和:190

約数の個数: 108

約数和(自身を含む): 1928362744

約数和(自身を除く): 1028645880

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 47, 64, 74, 86, 94, 128, 148, 172, 188, 256, 296, 344, 376, 592, 688, 752, 1184, 1376, 1504, 1591, 1739, 2021, 2209, 2368, 2752, 3008, 3182, 3478, 4042, 4418, 4736, 5504, 6016, 6364, 6956, 8084, 8836, 9472, 11008, 12032, 12728, 13912, 16168, 17672, 25456, 27824, 32336, 35344, 50912, 55648, 64672, 70688, 74777, 81733, 94987, 101824, 111296, 129344, 141376, 149554, 163466, 189974, 203648, 222592, 258688, 282752, 299108, 326932, 379948, 407296, 445184, 517376, 565504, 598216, 653864, 759896, 1196432, 1307728, 1519792, 2392864, 2615456, 3039584, 3514519, 4785728, 5230912, 6079168, 7029038, 9571456, 10461824, 12158336, 14058076, 19142912, 20923648, 24316672, 28116152, 56232304, 112464608, 224929216, 449858432, 899716864]

約数ペア:

[(1, 899716864), (2, 449858432), (4, 224929216), (8, 112464608), (16, 56232304), (32, 28116152), (37, 24316672), (43, 20923648), (47, 19142912), (64, 14058076), (74, 12158336), (86, 10461824), (94, 9571456), (128, 7029038), (148, 6079168), (172, 5230912), (188, 4785728), (256, 3514519), (296, 3039584), (344, 2615456), (376, 2392864), (592, 1519792), (688, 1307728), (752, 1196432), (1184, 759896), (1376, 653864), (1504, 598216), (1591, 565504), (1739, 517376), (2021, 445184), (2209, 407296), (2368, 379948), (2752, 326932), (3008, 299108), (3182, 282752), (3478, 258688), (4042, 222592), (4418, 203648), (4736, 189974), (5504, 163466), (6016, 149554), (6364, 141376), (6956, 129344), (8084, 111296), (8836, 101824), (9472, 94987), (11008, 81733), (12032, 74777), (12728, 70688), (13912, 64672), (16168, 55648), (17672, 50912), (25456, 35344), (27824, 32336)]