20173546445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{1453}}^1$

素因数の和:1782

約数の個数: 64

約数和(自身を含む): 28069784064

約数和(自身を除く): 7896237619

約数列:

[1, 5, 13, 23, 37, 65, 115, 185, 251, 299, 481, 851, 1255, 1453, 1495, 2405, 3263, 4255, 5773, 7265, 9287, 11063, 16315, 18889, 28865, 33419, 46435, 53761, 55315, 75049, 94445, 120731, 167095, 213601, 268805, 364703, 375245, 434447, 603655, 698893, 1068005, 1236503, 1823515, 2172235, 2776813, 3494465, 4741139, 6182515, 8388169, 13494011, 13884065, 16074539, 23705695, 41940845, 67470055, 80372695, 109046197, 175422143, 310362253, 545230985, 877110715, 1551811265, 4034709289, 20173546445]

約数ペア:

[(1, 20173546445), (5, 4034709289), (13, 1551811265), (23, 877110715), (37, 545230985), (65, 310362253), (115, 175422143), (185, 109046197), (251, 80372695), (299, 67470055), (481, 41940845), (851, 23705695), (1255, 16074539), (1453, 13884065), (1495, 13494011), (2405, 8388169), (3263, 6182515), (4255, 4741139), (5773, 3494465), (7265, 2776813), (9287, 2172235), (11063, 1823515), (16315, 1236503), (18889, 1068005), (28865, 698893), (33419, 603655), (46435, 434447), (53761, 375245), (55315, 364703), (75049, 268805), (94445, 213601), (120731, 167095)]