2080551900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12541}}^1$

素因数の和:12644

約数の個数: 144

約数和(自身を含む): 6967331840

約数和(自身を除く): 4886779940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 79, 84, 100, 105, 140, 150, 158, 175, 210, 237, 300, 316, 350, 395, 420, 474, 525, 553, 700, 790, 948, 1050, 1106, 1185, 1580, 1659, 1975, 2100, 2212, 2370, 2765, 3318, 3950, 4740, 5530, 5925, 6636, 7900, 8295, 11060, 11850, 12541, 13825, 16590, 23700, 25082, 27650, 33180, 37623, 41475, 50164, 55300, 62705, 75246, 82950, 87787, 125410, 150492, 165900, 175574, 188115, 250820, 263361, 313525, 351148, 376230, 438935, 526722, 627050, 752460, 877870, 940575, 990739, 1053444, 1254100, 1316805, 1755740, 1881150, 1981478, 2194675, 2633610, 2972217, 3762300, 3962956, 4389350, 4953695, 5267220, 5944434, 6584025, 6935173, 8778700, 9907390, 11888868, 13168050, 13870346, 14861085, 19814780, 20805519, 24768475, 26336100, 27740692, 29722170, 34675865, 41611038, 49536950, 59444340, 69351730, 74305425, 83222076, 99073900, 104027595, 138703460, 148610850, 173379325, 208055190, 297221700, 346758650, 416110380, 520137975, 693517300, 1040275950, 2080551900]

約数ペア:

[(1, 2080551900), (2, 1040275950), (3, 693517300), (4, 520137975), (5, 416110380), (6, 346758650), (7, 297221700), (10, 208055190), (12, 173379325), (14, 148610850), (15, 138703460), (20, 104027595), (21, 99073900), (25, 83222076), (28, 74305425), (30, 69351730), (35, 59444340), (42, 49536950), (50, 41611038), (60, 34675865), (70, 29722170), (75, 27740692), (79, 26336100), (84, 24768475), (100, 20805519), (105, 19814780), (140, 14861085), (150, 13870346), (158, 13168050), (175, 11888868), (210, 9907390), (237, 8778700), (300, 6935173), (316, 6584025), (350, 5944434), (395, 5267220), (420, 4953695), (474, 4389350), (525, 3962956), (553, 3762300), (700, 2972217), (790, 2633610), (948, 2194675), (1050, 1981478), (1106, 1881150), (1185, 1755740), (1580, 1316805), (1659, 1254100), (1975, 1053444), (2100, 990739), (2212, 940575), (2370, 877870), (2765, 752460), (3318, 627050), (3950, 526722), (4740, 438935), (5530, 376230), (5925, 351148), (6636, 313525), (7900, 263361), (8295, 250820), (11060, 188115), (11850, 175574), (12541, 165900), (13825, 150492), (16590, 125410), (23700, 87787), (25082, 82950), (27650, 75246), (33180, 62705), (37623, 55300), (41475, 50164)]