1253768650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^2\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:440

約数の個数: 72

約数和(自身を含む): 2443554540

約数和(自身を除く): 1189785890

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 97, 155, 194, 269, 310, 485, 538, 775, 961, 970, 1345, 1550, 1922, 2425, 2690, 3007, 4805, 4850, 6014, 6725, 8339, 9610, 13450, 15035, 16678, 24025, 26093, 30070, 41695, 48050, 52186, 75175, 83390, 93217, 130465, 150350, 186434, 208475, 258509, 260930, 416950, 466085, 517018, 652325, 808883, 932170, 1292545, 1304650, 1617766, 2330425, 2585090, 4044415, 4660850, 6462725, 8088830, 12925450, 20222075, 25075373, 40444150, 50150746, 125376865, 250753730, 626884325, 1253768650]

約数ペア:

[(1, 1253768650), (2, 626884325), (5, 250753730), (10, 125376865), (25, 50150746), (31, 40444150), (50, 25075373), (62, 20222075), (97, 12925450), (155, 8088830), (194, 6462725), (269, 4660850), (310, 4044415), (485, 2585090), (538, 2330425), (775, 1617766), (961, 1304650), (970, 1292545), (1345, 932170), (1550, 808883), (1922, 652325), (2425, 517018), (2690, 466085), (3007, 416950), (4805, 260930), (4850, 258509), (6014, 208475), (6725, 186434), (8339, 150350), (9610, 130465), (13450, 93217), (15035, 83390), (16678, 75175), (24025, 52186), (26093, 48050), (30070, 41695)]