844163840

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:654

約数の個数: 144

約数和(自身を含む): 2204233248

約数和(自身を除く): 1360069408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 97, 104, 128, 130, 160, 194, 208, 256, 260, 320, 388, 416, 485, 520, 523, 640, 776, 832, 970, 1040, 1046, 1261, 1280, 1552, 1664, 1940, 2080, 2092, 2522, 2615, 3104, 3328, 3880, 4160, 4184, 5044, 5230, 6208, 6305, 6799, 7760, 8320, 8368, 10088, 10460, 12416, 12610, 13598, 15520, 16640, 16736, 20176, 20920, 24832, 25220, 27196, 31040, 33472, 33995, 40352, 41840, 50440, 50731, 54392, 62080, 66944, 67990, 80704, 83680, 100880, 101462, 108784, 124160, 133888, 135980, 161408, 167360, 201760, 202924, 217568, 253655, 271960, 322816, 334720, 403520, 405848, 435136, 507310, 543920, 659503, 669440, 807040, 811696, 870272, 1014620, 1087840, 1319006, 1614080, 1623392, 1740544, 2029240, 2175680, 2638012, 3246784, 3297515, 4058480, 4351360, 5276024, 6493568, 6595030, 8116960, 8702720, 10552048, 12987136, 13190060, 16233920, 21104096, 26380120, 32467840, 42208192, 52760240, 64935680, 84416384, 105520480, 168832768, 211040960, 422081920, 844163840]

約数ペア:

[(1, 844163840), (2, 422081920), (4, 211040960), (5, 168832768), (8, 105520480), (10, 84416384), (13, 64935680), (16, 52760240), (20, 42208192), (26, 32467840), (32, 26380120), (40, 21104096), (52, 16233920), (64, 13190060), (65, 12987136), (80, 10552048), (97, 8702720), (104, 8116960), (128, 6595030), (130, 6493568), (160, 5276024), (194, 4351360), (208, 4058480), (256, 3297515), (260, 3246784), (320, 2638012), (388, 2175680), (416, 2029240), (485, 1740544), (520, 1623392), (523, 1614080), (640, 1319006), (776, 1087840), (832, 1014620), (970, 870272), (1040, 811696), (1046, 807040), (1261, 669440), (1280, 659503), (1552, 543920), (1664, 507310), (1940, 435136), (2080, 405848), (2092, 403520), (2522, 334720), (2615, 322816), (3104, 271960), (3328, 253655), (3880, 217568), (4160, 202924), (4184, 201760), (5044, 167360), (5230, 161408), (6208, 135980), (6305, 133888), (6799, 124160), (7760, 108784), (8320, 101462), (8368, 100880), (10088, 83680), (10460, 80704), (12416, 67990), (12610, 66944), (13598, 62080), (15520, 54392), (16640, 50731), (16736, 50440), (20176, 41840), (20920, 40352), (24832, 33995), (25220, 33472), (27196, 31040)]