1964775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 3642624

約数和(自身を除く): 1677849

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 67, 69, 75, 85, 115, 201, 255, 335, 345, 391, 425, 575, 1005, 1139, 1173, 1275, 1541, 1675, 1725, 1955, 3417, 4623, 5025, 5695, 5865, 7705, 9775, 17085, 23115, 26197, 28475, 29325, 38525, 78591, 85425, 115575, 130985, 392955, 654925, 1964775]

約数ペア:

[(1, 1964775), (3, 654925), (5, 392955), (15, 130985), (17, 115575), (23, 85425), (25, 78591), (51, 38525), (67, 29325), (69, 28475), (75, 26197), (85, 23115), (115, 17085), (201, 9775), (255, 7705), (335, 5865), (345, 5695), (391, 5025), (425, 4623), (575, 3417), (1005, 1955), (1139, 1725), (1173, 1675), (1275, 1541)]