205345804580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{63771989}}^1$

素因数の和:63772028

約数の個数: 48

約数和(自身を含む): 514257327360

約数和(自身を除く): 308911522780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 63771989, 127543978, 255087956, 318859945, 446403923, 637719890, 892807846, 1275439780, 1466755747, 1785615692, 2232019615, 2933511494, 4464039230, 5867022988, 7333778735, 8928078460, 10267290229, 14667557470, 20534580458, 29335114940, 41069160916, 51336451145, 102672902290, 205345804580]

約数ペア:

[(1, 205345804580), (2, 102672902290), (4, 51336451145), (5, 41069160916), (7, 29335114940), (10, 20534580458), (14, 14667557470), (20, 10267290229), (23, 8928078460), (28, 7333778735), (35, 5867022988), (46, 4464039230), (70, 2933511494), (92, 2232019615), (115, 1785615692), (140, 1466755747), (161, 1275439780), (230, 892807846), (322, 637719890), (460, 446403923), (644, 318859945), (805, 255087956), (1610, 127543978), (3220, 63771989)]