31873071500

素因数分解:

$2^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{8237}}^1$

素因数の和:8436

約数の個数: 96

約数和(自身を含む): 71247496320

約数和(自身を除く): 39374424820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 109, 125, 142, 218, 250, 284, 355, 436, 500, 545, 710, 1090, 1420, 1775, 2180, 2725, 3550, 5450, 7100, 7739, 8237, 8875, 10900, 13625, 15478, 16474, 17750, 27250, 30956, 32948, 35500, 38695, 41185, 54500, 77390, 82370, 154780, 164740, 193475, 205925, 386950, 411850, 584827, 773900, 823700, 897833, 967375, 1029625, 1169654, 1795666, 1934750, 2059250, 2339308, 2924135, 3591332, 3869500, 4118500, 4489165, 5848270, 8978330, 11696540, 14620675, 17956660, 22445825, 29241350, 44891650, 58482700, 63746143, 73103375, 89783300, 112229125, 127492286, 146206750, 224458250, 254984572, 292413500, 318730715, 448916500, 637461430, 1274922860, 1593653575, 3187307150, 6374614300, 7968267875, 15936535750, 31873071500]

約数ペア:

[(1, 31873071500), (2, 15936535750), (4, 7968267875), (5, 6374614300), (10, 3187307150), (20, 1593653575), (25, 1274922860), (50, 637461430), (71, 448916500), (100, 318730715), (109, 292413500), (125, 254984572), (142, 224458250), (218, 146206750), (250, 127492286), (284, 112229125), (355, 89783300), (436, 73103375), (500, 63746143), (545, 58482700), (710, 44891650), (1090, 29241350), (1420, 22445825), (1775, 17956660), (2180, 14620675), (2725, 11696540), (3550, 8978330), (5450, 5848270), (7100, 4489165), (7739, 4118500), (8237, 3869500), (8875, 3591332), (10900, 2924135), (13625, 2339308), (15478, 2059250), (16474, 1934750), (17750, 1795666), (27250, 1169654), (30956, 1029625), (32948, 967375), (35500, 897833), (38695, 823700), (41185, 773900), (54500, 584827), (77390, 411850), (82370, 386950), (154780, 205925), (164740, 193475)]