64978620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1181}}^1$

素因数の和:1331

約数の個数: 96

約数和(自身を含む): 209696256

約数和(自身を除く): 144717636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 131, 140, 210, 262, 393, 420, 524, 655, 786, 917, 1181, 1310, 1572, 1834, 1965, 2362, 2620, 2751, 3543, 3668, 3930, 4585, 4724, 5502, 5905, 7086, 7860, 8267, 9170, 11004, 11810, 13755, 14172, 16534, 17715, 18340, 23620, 24801, 27510, 33068, 35430, 41335, 49602, 55020, 70860, 82670, 99204, 124005, 154711, 165340, 248010, 309422, 464133, 496020, 618844, 773555, 928266, 1082977, 1547110, 1856532, 2165954, 2320665, 3094220, 3248931, 4331908, 4641330, 5414885, 6497862, 9282660, 10829770, 12995724, 16244655, 21659540, 32489310, 64978620]

約数ペア:

[(1, 64978620), (2, 32489310), (3, 21659540), (4, 16244655), (5, 12995724), (6, 10829770), (7, 9282660), (10, 6497862), (12, 5414885), (14, 4641330), (15, 4331908), (20, 3248931), (21, 3094220), (28, 2320665), (30, 2165954), (35, 1856532), (42, 1547110), (60, 1082977), (70, 928266), (84, 773555), (105, 618844), (131, 496020), (140, 464133), (210, 309422), (262, 248010), (393, 165340), (420, 154711), (524, 124005), (655, 99204), (786, 82670), (917, 70860), (1181, 55020), (1310, 49602), (1572, 41335), (1834, 35430), (1965, 33068), (2362, 27510), (2620, 24801), (2751, 23620), (3543, 18340), (3668, 17715), (3930, 16534), (4585, 14172), (4724, 13755), (5502, 11810), (5905, 11004), (7086, 9170), (7860, 8267)]