161511870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9631}}^1$

素因数の和:9697

約数の個数: 64

約数和(自身を含む): 427198464

約数和(自身を除く): 265686594

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 1118, 1290, 1677, 2795, 3354, 5590, 8385, 9631, 16770, 19262, 28893, 48155, 57786, 96310, 125203, 144465, 250406, 288930, 375609, 414133, 626015, 751218, 828266, 1242399, 1252030, 1878045, 2070665, 2484798, 3756090, 4141330, 5383729, 6211995, 10767458, 12423990, 16151187, 26918645, 32302374, 53837290, 80755935, 161511870]

約数ペア:

[(1, 161511870), (2, 80755935), (3, 53837290), (5, 32302374), (6, 26918645), (10, 16151187), (13, 12423990), (15, 10767458), (26, 6211995), (30, 5383729), (39, 4141330), (43, 3756090), (65, 2484798), (78, 2070665), (86, 1878045), (129, 1252030), (130, 1242399), (195, 828266), (215, 751218), (258, 626015), (390, 414133), (430, 375609), (559, 288930), (645, 250406), (1118, 144465), (1290, 125203), (1677, 96310), (2795, 57786), (3354, 48155), (5590, 28893), (8385, 19262), (9631, 16770)]