1782991600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8363}}^1$

素因数の和:8435

約数の個数: 120

約数和(自身を含む): 4726228752

約数和(自身を除く): 2943237152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 41, 50, 52, 65, 80, 82, 100, 104, 130, 164, 200, 205, 208, 260, 325, 328, 400, 410, 520, 533, 650, 656, 820, 1025, 1040, 1066, 1300, 1640, 2050, 2132, 2600, 2665, 3280, 4100, 4264, 5200, 5330, 8200, 8363, 8528, 10660, 13325, 16400, 16726, 21320, 26650, 33452, 41815, 42640, 53300, 66904, 83630, 106600, 108719, 133808, 167260, 209075, 213200, 217438, 334520, 342883, 418150, 434876, 543595, 669040, 685766, 836300, 869752, 1087190, 1371532, 1672600, 1714415, 1739504, 2174380, 2717975, 2743064, 3345200, 3428830, 4348760, 4457479, 5435950, 5486128, 6857660, 8572075, 8697520, 8914958, 10871900, 13715320, 17144150, 17829916, 21743800, 22287395, 27430640, 34288300, 35659832, 43487600, 44574790, 68576600, 71319664, 89149580, 111436975, 137153200, 178299160, 222873950, 356598320, 445747900, 891495800, 1782991600]

約数ペア:

[(1, 1782991600), (2, 891495800), (4, 445747900), (5, 356598320), (8, 222873950), (10, 178299160), (13, 137153200), (16, 111436975), (20, 89149580), (25, 71319664), (26, 68576600), (40, 44574790), (41, 43487600), (50, 35659832), (52, 34288300), (65, 27430640), (80, 22287395), (82, 21743800), (100, 17829916), (104, 17144150), (130, 13715320), (164, 10871900), (200, 8914958), (205, 8697520), (208, 8572075), (260, 6857660), (325, 5486128), (328, 5435950), (400, 4457479), (410, 4348760), (520, 3428830), (533, 3345200), (650, 2743064), (656, 2717975), (820, 2174380), (1025, 1739504), (1040, 1714415), (1066, 1672600), (1300, 1371532), (1640, 1087190), (2050, 869752), (2132, 836300), (2600, 685766), (2665, 669040), (3280, 543595), (4100, 434876), (4264, 418150), (5200, 342883), (5330, 334520), (8200, 217438), (8363, 213200), (8528, 209075), (10660, 167260), (13325, 133808), (16400, 108719), (16726, 106600), (21320, 83630), (26650, 66904), (33452, 53300), (41815, 42640)]