15660108025

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2411}}^1$

素因数の和:2515

約数の個数: 72

約数和(自身を含む): 22036803840

約数和(自身を除く): 6376695815

約数列:

[1, 5, 17, 25, 29, 31, 85, 145, 155, 289, 425, 493, 527, 725, 775, 899, 1445, 2411, 2465, 2635, 4495, 7225, 8381, 8959, 12055, 12325, 13175, 15283, 22475, 40987, 41905, 44795, 60275, 69919, 74741, 76415, 204935, 209525, 223975, 259811, 349595, 373705, 382075, 696779, 1024675, 1188623, 1270597, 1299055, 1747975, 1868525, 2167489, 3483895, 5943115, 6352985, 6495275, 10837445, 17419475, 20206591, 21600149, 29715575, 31764925, 36847313, 54187225, 101032955, 108000745, 184236565, 505164775, 540003725, 626404321, 921182825, 3132021605, 15660108025]

約数ペア:

[(1, 15660108025), (5, 3132021605), (17, 921182825), (25, 626404321), (29, 540003725), (31, 505164775), (85, 184236565), (145, 108000745), (155, 101032955), (289, 54187225), (425, 36847313), (493, 31764925), (527, 29715575), (725, 21600149), (775, 20206591), (899, 17419475), (1445, 10837445), (2411, 6495275), (2465, 6352985), (2635, 5943115), (4495, 3483895), (7225, 2167489), (8381, 1868525), (8959, 1747975), (12055, 1299055), (12325, 1270597), (13175, 1188623), (15283, 1024675), (22475, 696779), (40987, 382075), (41905, 373705), (44795, 349595), (60275, 259811), (69919, 223975), (74741, 209525), (76415, 204935)]