64455194884

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{41}}^3\times {\mathrm{809}}^1$

素因数の和:970

約数の個数: 72

約数和(自身を含む): 122969304360

約数和(自身を除く): 58514109476

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 289, 578, 697, 809, 1156, 1394, 1618, 1681, 2788, 3236, 3362, 6724, 11849, 13753, 23698, 27506, 28577, 33169, 47396, 55012, 57154, 66338, 68921, 114308, 132676, 137842, 233801, 275684, 467602, 485809, 563873, 935204, 971618, 1127746, 1171657, 1359929, 1943236, 2255492, 2343314, 2719858, 4686628, 5439716, 9585841, 19171682, 19918169, 23118793, 38343364, 39836338, 46237586, 55757089, 79672676, 92475172, 111514178, 223028356, 393019481, 786038962, 947870513, 1572077924, 1895741026, 3791482052, 16113798721, 32227597442, 64455194884]

約数ペア:

[(1, 64455194884), (2, 32227597442), (4, 16113798721), (17, 3791482052), (34, 1895741026), (41, 1572077924), (68, 947870513), (82, 786038962), (164, 393019481), (289, 223028356), (578, 111514178), (697, 92475172), (809, 79672676), (1156, 55757089), (1394, 46237586), (1618, 39836338), (1681, 38343364), (2788, 23118793), (3236, 19918169), (3362, 19171682), (6724, 9585841), (11849, 5439716), (13753, 4686628), (23698, 2719858), (27506, 2343314), (28577, 2255492), (33169, 1943236), (47396, 1359929), (55012, 1171657), (57154, 1127746), (66338, 971618), (68921, 935204), (114308, 563873), (132676, 485809), (137842, 467602), (233801, 275684)]