73145540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 174636000

約数和(自身を除く): 101490460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 89, 109, 116, 130, 145, 178, 218, 260, 290, 356, 377, 436, 445, 545, 580, 754, 890, 1090, 1157, 1417, 1508, 1780, 1885, 2180, 2314, 2581, 2834, 3161, 3770, 4628, 5162, 5668, 5785, 6322, 7085, 7540, 9701, 10324, 11570, 12644, 12905, 14170, 15805, 19402, 23140, 25810, 28340, 31610, 33553, 38804, 41093, 48505, 51620, 63220, 67106, 82186, 97010, 126113, 134212, 164372, 167765, 194020, 205465, 252226, 281329, 335530, 410930, 504452, 562658, 630565, 671060, 821860, 1125316, 1261130, 1406645, 2522260, 2813290, 3657277, 5626580, 7314554, 14629108, 18286385, 36572770, 73145540]

約数ペア:

[(1, 73145540), (2, 36572770), (4, 18286385), (5, 14629108), (10, 7314554), (13, 5626580), (20, 3657277), (26, 2813290), (29, 2522260), (52, 1406645), (58, 1261130), (65, 1125316), (89, 821860), (109, 671060), (116, 630565), (130, 562658), (145, 504452), (178, 410930), (218, 335530), (260, 281329), (290, 252226), (356, 205465), (377, 194020), (436, 167765), (445, 164372), (545, 134212), (580, 126113), (754, 97010), (890, 82186), (1090, 67106), (1157, 63220), (1417, 51620), (1508, 48505), (1780, 41093), (1885, 38804), (2180, 33553), (2314, 31610), (2581, 28340), (2834, 25810), (3161, 23140), (3770, 19402), (4628, 15805), (5162, 14170), (5668, 12905), (5785, 12644), (6322, 11570), (7085, 10324), (7540, 9701)]