100290428

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 206976000

約数和(自身を除く): 106685572

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 199, 287, 398, 439, 574, 796, 878, 1148, 1393, 1756, 2786, 3073, 5572, 6146, 8159, 12292, 16318, 17999, 32636, 35998, 57113, 71996, 87361, 114226, 125993, 174722, 228452, 251986, 349444, 503972, 611527, 1223054, 2446108, 3581801, 7163602, 14327204, 25072607, 50145214, 100290428]

約数ペア:

[(1, 100290428), (2, 50145214), (4, 25072607), (7, 14327204), (14, 7163602), (28, 3581801), (41, 2446108), (82, 1223054), (164, 611527), (199, 503972), (287, 349444), (398, 251986), (439, 228452), (574, 174722), (796, 125993), (878, 114226), (1148, 87361), (1393, 71996), (1756, 57113), (2786, 35998), (3073, 32636), (5572, 17999), (6146, 16318), (8159, 12292)]