49637500

素因数分解:

$2^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:78

約数の個数: 108

約数和(自身を含む): 125007624

約数和(自身を除く): 75370124

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 125, 190, 209, 220, 250, 275, 361, 380, 418, 475, 500, 550, 625, 722, 836, 950, 1045, 1100, 1250, 1375, 1444, 1805, 1900, 2090, 2375, 2500, 2750, 3125, 3610, 3971, 4180, 4750, 5225, 5500, 6250, 6875, 7220, 7942, 9025, 9500, 10450, 11875, 12500, 13750, 15884, 18050, 19855, 20900, 23750, 26125, 27500, 34375, 36100, 39710, 45125, 47500, 52250, 59375, 68750, 79420, 90250, 99275, 104500, 118750, 130625, 137500, 180500, 198550, 225625, 237500, 261250, 397100, 451250, 496375, 522500, 653125, 902500, 992750, 1128125, 1306250, 1985500, 2256250, 2481875, 2612500, 4512500, 4963750, 9927500, 12409375, 24818750, 49637500]

約数ペア:

[(1, 49637500), (2, 24818750), (4, 12409375), (5, 9927500), (10, 4963750), (11, 4512500), (19, 2612500), (20, 2481875), (22, 2256250), (25, 1985500), (38, 1306250), (44, 1128125), (50, 992750), (55, 902500), (76, 653125), (95, 522500), (100, 496375), (110, 451250), (125, 397100), (190, 261250), (209, 237500), (220, 225625), (250, 198550), (275, 180500), (361, 137500), (380, 130625), (418, 118750), (475, 104500), (500, 99275), (550, 90250), (625, 79420), (722, 68750), (836, 59375), (950, 52250), (1045, 47500), (1100, 45125), (1250, 39710), (1375, 36100), (1444, 34375), (1805, 27500), (1900, 26125), (2090, 23750), (2375, 20900), (2500, 19855), (2750, 18050), (3125, 15884), (3610, 13750), (3971, 12500), (4180, 11875), (4750, 10450), (5225, 9500), (5500, 9025), (6250, 7942), (6875, 7220)]