193440416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1609}}^1$

素因数の和:1666

約数の個数: 72

約数和(自身を含む): 435946140

約数和(自身を除く): 242505724

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 289, 416, 442, 544, 578, 884, 1156, 1609, 1768, 2312, 3218, 3536, 3757, 4624, 6436, 7072, 7514, 9248, 12872, 15028, 20917, 25744, 27353, 30056, 41834, 51488, 54706, 60112, 83668, 109412, 120224, 167336, 218824, 334672, 355589, 437648, 465001, 669344, 711178, 875296, 930002, 1422356, 1860004, 2844712, 3720008, 5689424, 6045013, 7440016, 11378848, 12090026, 14880032, 24180052, 48360104, 96720208, 193440416]

約数ペア:

[(1, 193440416), (2, 96720208), (4, 48360104), (8, 24180052), (13, 14880032), (16, 12090026), (17, 11378848), (26, 7440016), (32, 6045013), (34, 5689424), (52, 3720008), (68, 2844712), (104, 1860004), (136, 1422356), (208, 930002), (221, 875296), (272, 711178), (289, 669344), (416, 465001), (442, 437648), (544, 355589), (578, 334672), (884, 218824), (1156, 167336), (1609, 120224), (1768, 109412), (2312, 83668), (3218, 60112), (3536, 54706), (3757, 51488), (4624, 41834), (6436, 30056), (7072, 27353), (7514, 25744), (9248, 20917), (12872, 15028)]