19032500

素因数分解:

$2^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:378

約数の個数: 60

約数和(自身を含む): 43561056

約数和(自身を除く): 24528556

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 331, 460, 500, 575, 625, 662, 1150, 1250, 1324, 1655, 2300, 2500, 2875, 3310, 5750, 6620, 7613, 8275, 11500, 14375, 15226, 16550, 28750, 30452, 33100, 38065, 41375, 57500, 76130, 82750, 152260, 165500, 190325, 206875, 380650, 413750, 761300, 827500, 951625, 1903250, 3806500, 4758125, 9516250, 19032500]

約数ペア:

[(1, 19032500), (2, 9516250), (4, 4758125), (5, 3806500), (10, 1903250), (20, 951625), (23, 827500), (25, 761300), (46, 413750), (50, 380650), (92, 206875), (100, 190325), (115, 165500), (125, 152260), (230, 82750), (250, 76130), (331, 57500), (460, 41375), (500, 38065), (575, 33100), (625, 30452), (662, 28750), (1150, 16550), (1250, 15226), (1324, 14375), (1655, 11500), (2300, 8275), (2500, 7613), (2875, 6620), (3310, 5750)]