815974912

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2267}}^1$

素因数の和:2341

約数の個数: 80

約数和(自身を含む): 1763324640

約数和(自身を除く): 947349728

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 128, 148, 152, 256, 296, 304, 512, 592, 608, 703, 1184, 1216, 1406, 2267, 2368, 2432, 2812, 4534, 4736, 4864, 5624, 9068, 9472, 9728, 11248, 18136, 18944, 22496, 36272, 43073, 44992, 72544, 83879, 86146, 89984, 145088, 167758, 172292, 179968, 290176, 335516, 344584, 359936, 580352, 671032, 689168, 1160704, 1342064, 1378336, 1593701, 2684128, 2756672, 3187402, 5368256, 5513344, 6374804, 10736512, 11026688, 12749608, 21473024, 22053376, 25499216, 42946048, 50998432, 101996864, 203993728, 407987456, 815974912]

約数ペア:

[(1, 815974912), (2, 407987456), (4, 203993728), (8, 101996864), (16, 50998432), (19, 42946048), (32, 25499216), (37, 22053376), (38, 21473024), (64, 12749608), (74, 11026688), (76, 10736512), (128, 6374804), (148, 5513344), (152, 5368256), (256, 3187402), (296, 2756672), (304, 2684128), (512, 1593701), (592, 1378336), (608, 1342064), (703, 1160704), (1184, 689168), (1216, 671032), (1406, 580352), (2267, 359936), (2368, 344584), (2432, 335516), (2812, 290176), (4534, 179968), (4736, 172292), (4864, 167758), (5624, 145088), (9068, 89984), (9472, 86146), (9728, 83879), (11248, 72544), (18136, 44992), (18944, 43073), (22496, 36272)]